stern catalog paraguay

Mechanical Sealsfor Pumps, AgitatorsSeal Supply Systems

Mechanical Seals

6

74

4

23

5

1

8

Representante en Paraguay Soluciones Industriales Eusebio Ayala esq. Eligio Ayala

Mariano R. AlonsoTel/Fax: (595-21) 755 864Celular: (595-971) 334 965

E-mail: [email protected]

PDF created with pdfFactory trial version www.pdffactory.com

Technical featuresi Single seali Unbalanced 10 19 17 21 3i Conical Spring 12 21 19 23 3i Uni-directional 14 23 21 25 3

15 24 -- -- --16 26 23 27 3

Operating limits 18 29 27 33 3i d1 = 10 - 80 mm 20 31 29 35 3i p1 = 1.0 Mpa (10 Bar) 22 33 31 37 3i t = -40 +205 C 24 35 33 39 3i Vg = 10 m/s 25 36 34 40 3

28 40 37 43 3Materials 30 43 39 45 3i Seal face: 32 46 42 48 3

Cr-Mo steel 33 47 42 48 3i Stationary seat: 35 49 44 50 3

Carbon graphite (resin impreg.) 38 53 49 56 4i Springs, face housing: 40 56 51 58 4

AISI 316, 316Ti 42 59 -- -- --i Secondary seals: 43 59 54 61 4

NBR, FPM, EPDM 45 61 56 63 448 64 59 66 4

Stationary seats 50 66 62 70 4i G9, DIN 24960, G9 Short 53 69 65 73 4

55 71 67 75 458 76 70 78 460 78 72 80 463 83 75 83 465 84 77 85 468 88 81 90 470 90 83 92 475 98 88 97 480 100 95 105 4

D1 D3 D6 D7 D8

25,5 15,5 17,5 10

L1n L3 L8 L9

26 16 17,5 10

26,5 16,5 17,5 10

-- -- -- --

28 18 17,5 10

31 19,5 19,5 11,5

33,5 22 19,5 11,5

33 21,5 19,5 11,5

35 23,5 19,5 11,5

40

38 26,5 19,5

28,5 19,5

28,5 19,5

19,5

19,5

47,5

50

--

26,5

28,5

33,5

--

38

40

40

11,5

11,5

11,5

11,5

22 14

36 22 14

-- --

52,5 38,5 22 14

53,5 39,5 22 14

60 46 22 14

60 45 23 15

Item Description 70 551 Spring2 Thrust ring3 Oring

Item Description4 Seal face5 Oring6 Stationary seat

15

64 49 23 15

62 47 23

15

70 55 23 15

23

70 55 23 15

70 55 23 15

73 55 26 18

18,2

57 26 18

18

75

80 61,8 26,280 62 26

11,5

38 26,5 19,5 11,5

Mechanical Seals

St / 101 DIN 24960

654321

D1

(h6)

D6

(H11

)D

7 (H

8)

D8205

D3

Stern

L3 L9L1n

L8


Technical featuresi Single seali Unbalanced 10 19i Conical Spring 12 21i Uni-directional 14 23

15 2416 26

Operating limits 18 29i d1 = 10 - 80 mm 20 31i p1 = 1.0 Mpa (10 Bar) 22 33i t = -40 +205 C 24 35i Vg = 10 m/s 25 36

28 40Materials 30 43i Seal face: 32 46

Cr-Mo steel 33 47i Stationary seat: 35 49

Carbon graphite (resin impreg.) 38 53i Springs, face housing: 40 56

AISI 316, 316Ti 42 59i Secondary seals: 43 59

NBR, FPM, EPDM 45 6148 64

Stationary seats 50 66i G13 53 69

55 7158 7660 7863 8365 8468 8870 9075 9880 100

Item Description4 Seal face

Item Description1 Spring2 Thrust ring3 Oring

5 Oring6 Stationary seat

19 16,390,2 9995,2 104 78,1 61,8

77,3 62

19 16

18 15,3

18 15,3

83 92 72,3 57

82,7 91,5 71 55

18 15,3

74,5 83,4

76,5 85,4 70,3 55

-- 55

18 15,3

18 15,3

-- --

71,5 80,4 70,3 55

69,5 78,4 70,3 55

18 15,3

63,8 72,3

66,5 75,4 64,3 49

-- 47

17 14,3

17 14,3

-- --

60,8 69,3 59,3 45

59,7 68,4 60,3 46

17 14,3

53,3 62

55,3 64 53,8 39,5

-- 38,5

14,5 11,5

17 14,3

-- --

53,3 62 52,3 38

52,2 58 47,5 36

14,5 11,5

46,2 52

49,2 55 45 33,5

40 28,5

14 11

-- --

14,5 11,5

44,2 50 -- 28,5

42,2 48 39,5 28,5

14 11

36 42

39,2 45 37,5 26,5

37,5 26,5

12,5 9,5

12,5 9,5

14 11

32 38 36 26,5

32 38 33 23,5

12,5 9,5

29,5 35

29,5 35 31 21,5

31,5 22

11,5 9

12,5 10

12,5 9,5

24 30 29,5 19,5

22 28 27 18

11 8,6

20,5 24,6

20,5 24,6 -- --

24,1 16,5

17,5 21,6 23,6 16

9 7,1

10 7,6

10 7,6

15,5 19,2 22,6 15,5

D1 D3 D6 D7 L1n L3 L8 L9

Mechanical Seals

St / 102

D3

1 43

D7

(H8)

D6

(H11

)

D1

(h6)

L1n

Stern

L9L3

20

2 5 6L8


Technical featuresi Single seali Unbalanced 10 20 17 21 3i Conical Spring 12 22 19 23 3i Uni-directional 14 24 21 25 3i To DIN 24960 15 25 -- -- --

16 26 23 27 3Operating limits 18 31 27 33 3i d1 = 10 - 80 mm 20 34 29 35 3i p1 = 1.0 Mpa (10 Bar) 22 36 31 37 3i t = -40 +205 C 24 38 33 39 3i Vg = 10 m/s 25 39 34 40 3


Carbon graphite (resin impreg.) 33 47 42 48 3i Stationary seat: 35 49 44 50 3

Al-Oxide 99,5%, Tungsten Carbide 38 54 49 56 4Silicon Carbide, Special CrMo steel 40 56 51 58 4

i Springs, face housing: 42 58 -- -- --AISI 316, 316Ti 43 59 54 61 4

i Secondary seals: 45 61 56 63 4NBR, FPM, EPDM, FEP 48 64 59 66 4

50 66 62 70 4Stationary seats 53 69 65 73 4i G9, DIN 24960, G9 Short 55 71 67 75 4

58 78 70 78 460 79 72 80 463 83 75 83 465 85 77 85 468 88 81 90 470 90 83 92 475 98 88 97 480 103 95 105 4

L8 L9 D8D1 D6 D7 L1n L3D3

76,2 58 26,2 18,2

6 Stationary seat

Description4 Seal face

2 Thrust ring 5 Oring

Item

3 Oring

Item Description1 Spring

-- -- 17,5 10

-- -- 17,5 10

26,5 16,5 17,5 10

-- -- -- --

26,5 16,5 17,5 10

29,5 18 19,5 11,5

30,5 19 19,5 11,5

32 20,5 19,5 11,5

33,5 22 19,5 11,5

35 23,5 19,5 11,5

36 24,5 19,5 11,5

36 24,5 19,5 11,5

39,5 28 19,5 11,5

39,5 28 19,5 11,5

39,5 28 19,5 11,5

45 31 22 14

48 34 22 14

-- 35 -- --

49 35 22 14

50,5 36,5 22 14

56 42 22 14

58 43 23 15

58 43 23 15

62 47 23 15

65 50 23 15

66 51 23 15

66 51 23 15

67 52 23 15

70,7 52,7 26 18

72 54 26 18

72 54 26 18

Mechanical Seals

St / 103 DIN 24960

D3

6542 31L8

D1

(h6)

Stern

5D820

D6

(H11

)D

7 (H

8)

L1nL9L3


Technical featuresi Single seali Unbalanced 10 20 17 21 3i Conical Spring 12 22 19 23 3i Uni-directional 14 24 21 25 3i To DIN 24960 15 25 -- -- --

16 26 23 27 3Operating limits 18 31 27 33 3i d1 = 10 - 80 mm 20 34 29 35 3i p1 = 1.0 Mpa (10 Bar) 22 36 31 37 3i t = -40 +205 C 24 38 33 39 3i Vg = 10 m/s 25 39 34 40 3


Tungsten Carbide, Silicon Carbide 33 47 42 48 3i Stationary seat: 35 49 44 50 3

Tungsten Carbide, Silicon Carbide 38 54 49 56 4i Springs, face housing: 40 56 51 58 4

AISI 316, 316Ti 42 58 -- -- --i Secondary seals: 43 59 54 61 4

NBR, FPM, EPDM, FEP 45 61 56 63 448 64 59 66 4

Stationary seats 50 66 62 70 4i G9, DIN 24960, G9 Short 53 69 65 73 4

55 71 67 75 458 78 70 78 460 79 72 80 463 83 75 83 465 85 77 85 468 88 81 90 470 90 83 92 475 98 88 97 480 103 95 105 4

26 18

26 1872 5476,2 58

72 54

70,7 52,7 26 18

67 52 23 15

23 15

66 51 23 15

66 51

23 15

62 47 23 15

65 50

58 43 23 15

58 43 23 15

56 42 22 14

50,5 36,5 22 14

35 -- --

49 35 22 14

--

22

19,5

14

39,5 28 19,5

45 31 22

48 34

11,5

14

26,2 18,2



2 Thrust ring3 Oring


39,5 28 19,5 11,5

39,5 28 19,5 11,5

D8

-- -- 17,5 10

L1n

11,5

36 24,5 19,5 11,5

24,536

35 23,5 19,5 11,5

33,5 22 19,5 11,5

32 20,5 19,5 11,5

30,5 19 19,5 11,5

29,5 18 19,5 11,5

26,5 16,5 17,5 10

-- -- -- --

26,5 16,5 17,5 10

-- -- 17,5 10

L3 L8 L9D1 D3 D6 D7

Mechanical Seals

DIN 24960 St / 104

20 D85

Stern

L3 L9L1n

D1

(h6)

D3

D7

(H8)

D6

(H11

)

L81 32 4 5 6


Technical featuresi Single seali Unbalanced 10 20i Conical Spring 12 22i Uni-directional 14 24

15 2516 26

Operating limits 18 31i d1 = 10 - 80 mm 20 34i p1 = 1.0 Mpa (10 Bar) 22 36i t = -40 +205 C 24 38i Vg = 10 m/s 25 39

28 42Materials 30 44i Seal face: 32 46

Tungsten Carbide, Silicon Carbide 33 47i Stationary seat: 35 49

Tungsten Carbide, Silicon Carbide 38 54i Springs, face housing: 40 56

AISI 316, 316Ti 42 58i Secondary seals: 43 59

NBR, FPM, EPDM 45 6148 64

Stationary seats 50 66i G13 53 69

55 7158 7860 7963 8365 8568 8870 9075 9880 103

14,5 11,5

St / 105

14,5 11,5

49,2 55 42,5 31

52,2 58 45,5 34

14,5 11,5

-- --

46,2 52 39,5 28

-- --

14 11

14 11

--

42,2 48 39 28

28

39,2 45 35,5 24,5

14 11

32 38

36 42 35,5 24,5

33 23,5

12,5 9,5

12,5 9,5

12,5 9,5

32 38 31,5 22

29,5 35 30 20,5

12,5 9,5

24 30

29,5 35 28,5 19

28 18

11 8,6

11,5 9

12,5 10

22 28 25,5 16,5

20,5 24,6 -- --

9 7,1

24,1 16,5

-- --

15,5 19,2 -- --

10 7,6

10 7,6

17,5 21,6

20,5 24,6

D1 D3 D6 D7 L1n L3 L8 L9



2 Thrust ring3 Oring


50,8 36,5

17 14,3

17 14,3

17 14,3

-- ---- 35

49,3 3553,3 62

55,3 64

-- --

59,7 68,4 56,3 42 17 14,3

-- --

60,8 69,3

-- -- -- 43

57,3 43

66,5 75,4 62,3 47

18 15,3

69,5 78,4 65,3 50

18 15,3

18 15,3

-- --

71,5 80,4

-- -- -- 51

66,3 51

76,5 85,4 67,3 52

18 15,3

82,7 91,5 68,7 52,7

18 15,3

19 16

18 15,3

83 92

90,2 99 69,3 54

69,3 54

19 16,395,2 104 74,3 58

Mechanical Seals

20

Stern

L3 L9

D7

(H8)

D6

(H11

)

32 4 65

L1n

D1

(h6)

D3

1

L8


Technical featuresi Single seali Unbalanced 14 25 21 25 3 6 M5i Wave spring 16 27 23 27 3 6 M5i Independent of direction of rotation 18 33 27 33 3 7 M5i To DIN 24960 20 35 29 35 3 7 M5

22 37 31 37 3 7 M5Operating limits 24 39 33 39 3 8 M5i d1 = 14 - 100 mm 25 40 34 40 3 8 M5i p1 = 1.5 Mpa (15 Bar) 28 43 37 43 3 8 M6i t = -40 +205 C 30 45 39 45 3 8 M6i Vg = 20 m/s 32 47 42 48 3 8 M6

33 48 42 48 3 8 M6Materials 35 50 44 50 3 8 M6i Seal face: 38 55 49 56 4 8 M6

Cr-Mo steel, Al-Oxide 99,5% 40 57 51 58 4 8 M6Tungsten Carbide, Silicon Carbide 43 60 54 61 4 8 M6

i Stationary seat: 45 62 56 63 4 8 M6Carbon graphite (resin impreg.) 48 65 59 66 4 8 M6Tungsten Carbide, Silicon Carbide 50 67 62 70 4 8 M6

i Spring, face housing: 53 70 65 73 4 8 M6AISI 316, 316Ti 55 72 67 75 4 8 M6

i Secondary seals: 58 79 70 78 4 9 M8NBR, FPM, EPDM, FEP 60 81 72 80 4 9 M8

63 84 75 83 4 9 M8Stationary seats 65 86 77 85 4 9 M8i G9, DIN 24960, G9 Short 68 89 81 90 4 9 M8

70 91 83 92 4 9 M875 99 88 97 4 10 M880 104 95 105 4 10 M885 109 100 110 4 10 M890 114 105 115 4 10 M895 119 110 120 4 10 M8100 124 115 125 4 10 M8

St / 201 DIN 24960

65 47,8 25,2 17,265 47,8 25,2 17,2

65 46,8 26,2 18,2

60 41,8 26,2 18,2

60 41,8 26,2 18,2

60 42 26 18

60 42 26 18

52,5 34,5 26 18

52,5 37,5 23 15

52,5 37,5 23 15

52,5 37,5 23 15

52,5 37,5 23 15

47,5 32,5 23 15

47,5 32,5 23 15

47,5 32,5 23 15

45 31 22 14

45 31 22 14

45 31 22 14

45 31 22 14

45 31 22 14

42,5 31 19,5 11,5

42,5 31 19,5 11,5

42,5 31 19,5 11,5

42,5 31 19,5 11,5

42,5 31 19,5 11,5

40 28,5 19,5 11,5

40 28,5 19,5 11,5

37,5 26 19,5 11,5

37,5 26 19,5 11,5

37,5 26 19,5 11,5

35 25 17,5 10

Mx

35 25 17,5 10

L3 L8 L9 fD6 D7 D8 L1kD1 D3

8 Set screw

Item Description5 Seal face1 Drive collar

Item Description

4 Oring

6 Oring7

2 Spring3 Thrust ring Stationary seat

Mechanical Seals

76548 321

20

D3

D1

(h6)

D7

(H8)

D6

(H11

)

D85

L3

Stern

L9L1k

Mx

f

L8


Technical featuresi Single seali Unbalanced 14 25 6 M5i Wave spring 16 27 6 M5i Independent of direction of rotation 18 33 7 M5

20 35 7 M522 37 7 M5

Operating limits 24 39 8 M5i d1 = 14 - 100 mm 25 40 8 M5i p1 = 1.5 Mpa (15 Bar) 28 43 8 M6i t = -40 +205 C 30 45 8 M6i Vg = 20 m/s 32 47 8 M6

33 48 8 M6Materials 35 50 8 M6i Seal face: 38 55 8 M6

Cr-Mo steel, Al-Oxide 99,5% 40 57 8 M6Tungsten Carbide, Silicon Carbide 43 60 8 M6

i Stationary seat: 45 62 8 M6Carbon graphite (resin impreg.) 48 65 8 M6Tungsten Carbide, Silicon Carbide 50 67 8 M6

i Spring, face housing: 53 70 8 M6AISI 316, 316Ti 55 72 8 M6

i Secondary seals: 58 79 9 M8NBR, FPM, EPDM 60 81 9 M8

63 84 9 M8Stationary seats 65 86 9 M8i G13 68 89 9 M8

70 91 9 M875 99 10 M880 104 10 M885 109 10 M890 114 10 M895 119 10 M8100 124 10 M8

fD1 D3 D6 D7

34 25

St / 202

Item

2 Spring5

3 Thrust ring

Item Description1 Drive collar

Mx

4

Description

71,5 80,4 52,8

66,5 75,4

Oring

Seal face6 Oring7 Stationary seat8 Set screw

20,5 24,6

24 30

22 28

29,5 35

36 26

11,5 9

12,5 10

L1k L3 L8 L9

10 7,632,6 25

29,5 35 35,5 26

12,5 9,5

35,5 26 12,5 9,5

12,5 9,5

12,5 9,5

32 38

32 38 38 28,5

38 28,5

36 42 42 31

14 11

39,2 45 42 31

14 11

14 11

-- --

42,2 48

44,2 50 -- 31

42 31

46,2 52 42,5 31

14,5 11,5

49,2 55 42,5 31

14,5 11,5

14,5 11,5

-- --

52,2 58

53,3 62 -- 31

42,5 31

55,3 64 45,3 31

17 14,3

59,7 68,4 45,3 31

17 14,3

17 14,3

-- --

60,8 69,3

63,8 72,3 -- 32,5

46,8 32,5

18 15,3

69,5 78,4 52,8 37,5 18 15,3

47,8 32,5

15,3

74,5 83,4 -- 37,5 -- --

37,5

37,5 18

18 15,3

82,7 91,5 50,5 34,5 19 16

76,5 85,4 52,8

83 92 57,3 42

19 16,3

90,2 99 57,3 42

18 15,3

18 15,3

19 16,3

95,2 104

100,2 109 58,1 41,8

58,1 41,8

105,2 114 63,1 46,8

111,6 120,3 65,1 47,847,8 20 17,3

19 16,3

20 17,3114,5 123,3 65,1

Mechanical Seals

D1

(h6)

D3

Mx

L1kL9

Stern

8

L3

1 2 3 4 5 6

f

7

D6

(H11

)

D7

(H8)

L8

20


Technical featuresi Double seali Unbalanced 18 33 27 33 3 61 38 19 20 12 17 M5i Wave spring 20 35 29 35 3 61 38 19 20 12 17 M5i Independent of direction of rotation 22 37 31 37 3 61 38 19 20 12 17 M5i To DIN 24960 24 39 33 39 3 61 38 19 20 12 17 M5

25 40 34 40 3 61 38 19 20 12 17 M5

Operating limits 28 43 37 43 3 62 39 20 20 12 18 M6i d1 = 14 - 100 mm 30 45 39 45 3 62 39 20 20 12 18 M6i p1 = 1.5 Mpa (15 Bar) 32 47 42 48 3 62 39 20 20 12 18 M6i t = -40 +205 C 33 48 42 48 3 62 39 20 20 12 18 M6i Vg = 20 m/s 35 50 44 50 3 62 39 20 20 12 18 M6

38 55 49 56 4 69 41 21 22 14 19 M6

Materials 40 57 51 58 4 70 42 21 22 14 19 M6i Seal face: 43 60 54 61 4 70 42 21 22 14 19 M6

Cr-Mo steel, Al-Oxide 99,5% 45 62 56 63 4 70 42 21 22 14 19 M6Tungsten Carbide, Silicon Carbide 48 65 59 66 4 70 42 21 22 14 19 M6

i Stationary seat: 50 67 62 70 4 73 43 22 23 15 20 M6Carbon graphite (resin impreg.) 53 70 65 73 4 73 43 22 23 15 20 M6Tungsten Carbide, Silicon Carbide 55 72 67 75 4 73 43 22 23 15 20 M8

i Spring, face housing: 58 79 70 78 4 86 56 28 23 15 24 M8AISI 316, 316Ti 60 81 72 80 4 86 56 28 23 15 24 M8

i Secondary seals: 63 84 75 83 4 85 55 28 23 15 25 M8NBR, FPM, EPDM, FEP 65 86 77 85 4 85 55 28 23 15 25 M8

68 89 81 90 4 91 55 28 26 18 25 M8

Stationary seats 70 91 83 92 4 92 56 28 26 18 24 M8i G9, DIN 24960 75 99 88 97 4 92 56 28 26 18 26 M8

80 104 95 105 4 93 56 28 26 18 26 M8

85 109 100 110 4 93 56 28 26 18 25 M8

90 114 105 115 4 93 56 28 26 18 26 M8

95 119 110 120 4 91 56 28 25 17 25 M8

100 124 115 125 4 91 56 28 25 17 25 M8

L8 L9 L2 MxD3 D6

DIN 24960

D7 L1

Mechanical Seals

L3 L4D1

St / 201/D

D8

Stern

D7

(H8)

D6

(H11

)

D3

D1

(h6)

L9 L4 L8L1

L3

20

5D820

5D8

L2

Mx


Technical featuresi Single seali Balanced 10 14 24 17 21 3 18i Conical Spring 12 16 26 19 23 3 18i Uni-directional 14 18 31 21 25 3 18i To DIN 24960 16 20 34 23 27 3 18

18 22 36 27 33 3 20Operating limits 20 24 38 29 35 3 20i d1 = 10 - 80 mm 22 26 40 31 37 3 20i p1 = 2.4 Mpa (24 Bar) 24 28 42 33 39 3 20i t = -40 +205 C 25 30 44 34 40 3 20i Vg = 15 m/s 28 33 47 37 43 3 20

30 35 49 39 45 3 20Materials 32 38 54 42 48 3 20i Seal face: 33 38 54 42 48 3 20

Carbon (resin impreg.), Silicon carbide 35 40 56 44 50 3 20Carbon (antimony impreg.) 38 43 59 49 56 4 23

i Stationary seat: 40 45 61 51 58 4 23Silicon carbide, Al-oxide 99,5% 43 48 64 54 61 4 23Carbon (resin impreg.), Cr-Mo steel 45 50 66 56 63 4 23

i Springs, face housing: 48 53 69 59 66 4 23AISI 316, 316Ti 50 55 71 62 70 4 25

i Secondary seals: 53 58 78 65 73 4 25NBR, FPM, EPDM 55 60 79 67 75 4 25

58 63 83 70 78 4 25Stationary seats 60 65 85 72 80 4 25i G9, DIN 24960 63 68 88 75 83 4 25

65 70 90 77 85 4 2570 75 98 83 92 4 2875 80 103 88 97 4 2880 85 109 95 105 4 28

81

86

51

60

62

76

D7 D8 L1 L2

35,5

36,5

39,5

41

44

Description1 Spring

Item Description Item

68 26,2

18

18,2

68

2 Thrust ring 5 Oring4 Seal face

86,2

51

D1 D2 D3

25,5

29,5

17,5 10

26,5 17,5 10

31 17,5 10

17,5 10

32,5 19,5 11,5

32,5 19,5 11,544

32,5 19,5 11,544

11,545

32,5 19,5 11,544

33,5 19,5

35,5 19,5

39,5 19,5 11,5

51

43,5 19,5 11,555

46 22 14

48 22 14

22 1465

55 22 1469

55 22 1469

58 23 1573

60 23 1575

60 23 1575

1575

60

23

75

75

60

23 15

60

DIN 24960

L8 L9

18

23 15

15

26

61

63

23

26

3 Oring 6 Stationary seat

L3

St / 301

D6

39,5 19,5 11,5

35,5 19,5 11,5

11,547

47

Mechanical Seals

Stern

D6

(H11

)D

7 (H

8)

D3

D2

(h6)

L9L3L1

L85 61 42 3

20

5D8

D1

(H6)L23


Technical featuresi Single seali Balanced 14 18 33 21 25 3 18 M5i Single spring - Multi spring 16 20 35 23 27 3 18 M5i Independent of direction of rotation 18 22 37 27 33 3 20 M5i To DIN 24960 20 24 39 29 35 3 20 M5

22 26 41 31 37 3 20 M5Operating limits 24 28 43 33 39 3 20 M6i d1 = 14 - 100 mm 25 30 45 34 40 3 20 M6i p1 = 2.4 Mpa (24 Bar) 28 33 48 37 43 3 20 M6i t = -40 +205 C 30 35 50 39 45 3 20 M6i Vg = 20 m/s 32 38 55 42 48 3 20 M6

33 38 55 42 48 3 20 M6Materials 35 40 57 44 50 3 20 M6i Seal face: 38 43 60 49 56 4 23 M6

Silicon carbide, Al-oxide 99,5% 40 45 62 51 58 4 23 M6Cr-Mo steel 43 48 65 54 61 4 23 M6

i Stationary seat: 45 50 67 56 63 4 23 M6Silicon carbide, Carbon (resin impreg.) 48 53 70 59 66 4 23 M6Carbon (antimony impreg.) 50 55 72 62 70 4 25 M6

i Springs, face housing: 53 58 79 65 73 4 25 M8AISI 316, 316Ti 55 60 81 67 75 4 25 M8

i Secondary seals: 58 63 84 70 78 4 25 M8NBR, FPM, EPDM 60 65 86 72 80 4 25 M8

63 68 89 75 83 4 25 M8Stationary seats 65 70 91 77 85 4 25 M8i G9, DIN 24960 70 75 99 83 92 4 28 M8

75 80 104 88 97 4 28 M880 85 109 95 105 4 28 M885 90 114 100 110 4 28 M890 95 119 105 115 4 28 M895 100 124 110 120 4 28 M8100 105 129 115 125 4 28 M8

38,5 852,5

1017,2

18,2

17,2

10

10

75 57,8 25,2

75 26,2

75 25,2

52,5 22

47,5 19,5 11,5

47,5 19,5 11,5

42,5 17,5 10

45 19,5 11,5

L2 L8 L9

42,5 17,5 1032,5

814

38,5

22 14

38,5

14

22 1438,5

52,5 22

50 19,5

52,5

50 19,5

38,5

38,5

11,5

19,5 11,5

8

8

8

8

11,5

11,5

50

50

38,5 19,5

5,5

38,5 850 19,5 11,5

8

38,5 8

33,5

8

36 5,5

36

Item Description

5,5

33,5

45 19,5 11,5

45 19,5 11,5

6

32,5 6

33,5 7

Seal faceDrive collar 521

38,5

42,5

47,5

47,5

47,5

47,5

852,5 22 14

15

42,5 957,5 23 15

42,5 857,5 23

957,5 23 15

962,5 23 15

962,5 23 15

962,5 23 15

962,5 23 15

1070 26 1852

1070 26 18

1070 26,2 18,2

1075 26,2 18,2

f MxD3 D6D1 D2 L1kD8

Description

Spring 6 Oring

Item

7 Stationary seat3 Thrust ring

St / 401 DIN 24960

L3D7

57,8

56,8

51,8

52

56,8

4 Oring 8 Set screw

Mechanical Seals

f

Mx

Stern

D1

(H6)

D7

(H8)

D6

(H11

)

D85

20

L9

L86 7

L23

L3L1k

D2

(h6)

D3

51 2 38 4


Technical featuresi Single seali Balanced 18 32 27 33 3 17 3 M4i Single spring - Multi spring 20 34 29 35 3 17 3 M4i Independent of direction of rotation 22 36 31 37 3 17 3 M4i To DIN 24960 24 38 33 39 3 17 3,5 M5

25 39 34 40 3 17 3,5 M5Operating limits 28 42 37 43 3 18 3,5 M5i d1 = 14 - 100 mm 30 44 39 45 3 18 3,5 M5i p1 = 2.4 Mpa (24 Bar) 32 47 42 48 3 18 3,5 M5i t = -40 +205 C 33 47 42 48 3 18 3,5 M5i Vg = 20 m/s 35 49 44 50 3 18 3,5 M5

38 54 49 56 4 19 4 M5Operating limits 40 56 51 58 4 19 4 M5i Seal face: 43 59 54 61 4 19 4 M5

Silicon carbide, Al-oxide 99,5% 45 61 56 63 4 19 4 M5Cr-Mo steel 48 64 59 66 4 19 4 M5

i Stationary seat: 50 66 62 70 4 20 4,5 M6Silicon carbide, Carbon (resin impreg.) 53 69 65 73 4 20 4,5 M6Carbon (antimony impreg.) 55 71 67 75 4 20 4,5 M6

i Springs, face housing: 58 78 70 78 4 21 4,5 M6AISI 316, 316Ti 60 80 72 80 4 21 4,5 M6

i Secondary seals: 63 83 75 83 4 21 4,5 M6NBR, FPM, EPDM 65 85 77 85 4 21 4,5 M6

68 88 81 90 4 21 4,5 M6Stationary seats 70 90 83 92 4 22 5 M6i G46, DIN 24960 75 99 88 97 4 22 5,5 M8

80 104 95 105 4 22 5,5 M885 109 100 110 4 22 5,5 M890 114 105 115 4 23 5,5 M895 119 110 120 4 23 5,5 M8100 124 115 125 4 23 5,5 M8

65

15,5 65

15,5 65

60

14 60

Item Description Item Description 14 6099

52,5

13,5 52,5

14 60

75,5 39,5 13

52,5

13 52,5

13 52,573,5 39,5

47,5

12 47,5

12 47,5

12

45

10,5 45

10,5 45

45

10,5 45

4 Seal face 8

9,5 42,5

9,5 42,538,5 33

36,5 33

37,5

9 40

9 40

Mx

9 37,5

9 37,5

DIN 24960

D1 D3 D6 D7 D8 Dm

Set screw3 Oring 7 Stationary seat2 Oring 6 Oring1 Drive collar 5 Spring

St / 501

114 49,5

109 49,5

104 49,5 15,5

46

94 46

89 46 14

80,5 46

78,5 39

70,5 39,5

68,5 39,5

64,5 35,5

13

62,5 35,5

59,5 35,5

57,5 34,5

54,5 34,5

52,5 34,5 10,5

49,5 34,5

47,5 34,5 10,5

43,5 33

9,5 42,5

9,5 42,5

41,5 33

41,5 33 9,5 42,5

33,5 31

32,5 31

30 28,5 9

28 28,5

26 28,5

L3 L8 L9 f L1k

Mechanical Seals

20 D85

DmD3

D1(

h6)

D6(

H11

)

D7(

H8)

L9L3L1k

L8

f

Mx

51 2 38 4 6 7

Stern


10Technical features 12i Single seal 14i Unbalanced 15i Independent of direction of rotation 16i Elastomer belows 18

20Operating limits 22i d1 = 10 - 100 mm 24i p1 = 1.2 Mpa (12 Bar) 25i t = -20 +140 C 28i Vg = 10 m/s 30

32Operating limits 33i Seal face: 35

Silicon carbide, Carbon (antimony impreg.) 38Cr-Mo steel, Carbon (resin impreg.) 40Tungsten Carbide 42

i Stationary seat: 43Silicon carbide, Carbon (resin impreg.) 45Carbon (antimony impreg.), Al-oxide 99,5% 48Tungsten Carbide 50

i Spring: 53AISI 316, 316Ti 55

i Bellows: 58NBR, FPM, EPDM 60

65Stationary seats 68i G4, G6, G9, G50, G60, G606 70

75808590951007 Oring or cup

65,5 67 30

62 64 30

65,5 67 30

57 59 28,5

59 61 30

50

53

55

58

58

60

65

51,8

53,8

58,8

43,2

46,2

48,8

51,8

27,5

40,2 46 53,5 55 27,5

21,5

22,5

23

26,5

26,5

53,5 55

50

40,2 46

38

44

44

50

37

42,5

42,5

49

49

31,2 38

31,2 38

35 44

37 44

19,5

37 38 21,5

23,7 29 32 33

26,7 33

27,7 33

L

14,5

15

17

17

26,5 28,521 1730

26,5 28,5 30

D5

24

26

3028,5

20,8

26,5

D4

20,5 22,5

22,5 25

D3D2

15,7

17,7

19,7

St / 601

D1

1 Bellow 4 Spring collar

68 70 30

56,8 63 70,5 74 30,5

74 77 30,5

62,2 70 78,5 81 33

35

67,2 75 85,5 88 37

64,2 72 81 83

38

75 84 93,5 96 40

70 79 88,5 91

40

80 90 99,5 103 40

78 88 96,5 100

85,5 95 107 110 40

Item Description Item Description 90,5 100 112 116 4096 107 120 124 41

2 Spring collar 5 Seal face 102 114 127 131 451363 Spring 6 Stationary seat 46

112 124 137 140 47

107 119 132

Mechanical Seals

D3

D4

D5

L

D1(

h6)

D2

321 74 5 6










75808590951007 Oring or cup

33

30

30

26,7 33 37 38 30

23,7 29 32

25

28,4

21 26,5 28,5 30 28,4

20,8 26,5 28,5

25,9

26 25,9

19,7 26,5 28,5 30 28,4

17,7 22,5

15,7 20,5 22,5 24

D3 D4 D5 L1

30

31,2 38 42,5 44 32,5

27,7 33 37 38

32,5

35 44 49 50 35

31,2 38 42,5 44

35

40,2 46 53,5 55 35

37 44 49 50

35

43,2 50 57 59 35

40,2 46 53,5 55

36

48,8 55 62 64 36

46,2 53 59 61

36

51,8 58 65,5 67 36

51,8 58 65,5 67

36

56,8 63 70,5 74 36

53,8 60 68 70

36

62,2 70 78,5 81 36,5

58,8 65 74 77

36,5

67,2 75 85,5 88 41,5

64,2 72 81 83

41,5

75 84 93,5 96 41,5

70 79 88,5 91

41,5

80 90 99,5 103 48,7

78 88 96,5 100

85,5 95 107 110 48,7

Item Description Item Description 90,5 100 112 116 481 Bellow 4 Spring collar 96 107 120 124 462 Spring collar 5 Seal face 102 114 127 131 513 Spring 6 Stationary seat 51

112 124 137 140 51

107 119 132 136

Mechanical SealsSt / 602

D1 D2D

5D

4D

3

D1(

h6)

D2

L1

1 2 53 4 6 7










7580859095100

Mechanical Seals

137 140 767 Oring or cup 112 124

76

3 Spring 6 Stationary seat 107 119 132 136 76102 114 127 1312 Spring collar 5 Seal face

78

1 Bellow 4 Spring collar 96 107 120 124 7690,5 100 112 116Item Description Item Description

68,7

85,5 95 107 110 68,7

80 90 99,5 103

69

78 88 96,5 100 68,7

75 84 93,5 96

59

70 79 88,5 91 59

67,2 75 85,5 88

59

64,2 72 81 83 59

62,2 70 78,5 81

51

58,8 65 74 77 50,5

56,8 63 70,5 74

51

53,8 60 68 70 51

51,8 58 65,5 67

46

51,8 58 65,5 67 51

48,8 55 62 64

47,5

46,2 53 59 61 46

43,2 50 57 59

47,5

40,2 46 53,5 55 47,5

40,2 46 53,5 55

42,5

37 44 49 50 42,5

35 44 49 50

42,5

31,2 38 42,5 44 42,5

31,2 38 42,5 44

37,5

27,7 33 37 38 37,5

26,7 33 37 38

33,4

37,523,7 29 32 33

21 26,5 28,5 30

33,4

20,8 26,5 28,5 30 33,4

19,7 26,5 28,5 30

33,4

17,7 22,5 25 26 33,4

15,7 20,5 22,5 24

St / 603

D1 D2 D3 D4 D5 L2

D3

D4

D5

D2

D1(

h6)

L2

321 74 5 6


Technical featuresi Single seali Unbalanced 10 20 17 21 28 18 18 10i Conical Spring 12 22 19 23 28 18 18 10i Uni-directional 14 25 21 25 28 18 18 10i To DIN 24960 15 27 -- -- -- -- -- --

16 27 23 27 30 20 18 10

Operating limits 18 30 27 33 32 21 20 12i d1 = 10 - 38 mm 20 32 29 35 34 22 20 12i p1 = 1.0 Mpa (10 Bar) 22 35 31 37 35 24 20 12i t = -40 +205 C 24 38 33 39 37 25 20 12i Vg = 10 m/s 25 40 34 40 38 27 20 12

28 43 37 43 38 27 20 12

Materials 30 47 -- -- -- -- -- 12i Seal face: 32 48 -- -- -- -- -- 12

Carbon graphite (resin impreg.) 35 53 -- -- -- -- -- 12i Stationary seat: 38 56 -- -- -- -- -- 14

Silicon carbide, Al-oxide 99,5%Tungsten Carbide, Cr-Mo steel

i Springs: AISI 316, 316Ti

i Secondary seals: NBR, FPM, EPDM, FEP

Stationary seatsi G9, DIN 24960

Mechanical Seals

D1 D3 D6 D7 L1n L3 L8 L9

3 Oring 6 Stationary seat2 Thrust ring 5 Oring1 Spring 4 Seal face

Item Description Item Description

St / 701 DIN 24960

L8

D1

(h6)

20

D7

(H8)

D6

(H11

)

D85

1 6

L3 L9L1n

32 4 5

D3


Technical featuresi Single seali Unbalanced 10 20 17 21 24 18 7,5 6,6i Conical Spring 12 22 19 23 24 18 7,5 6,6i Uni-directional 14 25 21 25 24 18 7,5 6,6i To DIN 24960 15 27 -- -- -- -- -- --

16 27 23 27 26 20 7,5 6,6

Operating limits 18 30 27 33 28 21 8,5 7,5i d1 = 10 - 38 mm 20 32 29 35 30 22 8,5 7,5i p1 = 1.0 Mpa (10 Bar) 22 35 31 37 31 24 8,5 7,5i t = -40 +205 C 24 38 33 39 33 25 8,5 7,5i Vg = 10 m/s 25 40 34 40 34 27 8,5 7,5

28 43 37 43 34 27 8,5 7,5

Materials 30 47 -- -- -- -- -- --i Seal face: 32 48 -- -- -- -- -- --

Carbon graphite (resin impreg.) 35 53 -- -- -- -- -- --i Stationary seat: 38 56 -- -- -- -- -- --




Stationary seatsi G6, DIN 24960

Item Description

Mechanical SealsDIN 24960

D6 D7 L1 L3D1 D3 L8 L9

Description1 Spring 4 Seal face

Item

3 Oring 6 Stationary seat2 Thrust ring 5 Oring

St / 702

D3

D1

(h6)

1 42 3

L3 L9

L8

L1

D6(

H11

)

D7(

H8)

5 6

20


Technical featuresi Single seali Unbalanced 10 20 16 19 24 18 7,5 6,6i Conical Spring 12 22 18 22 23 18 6,5 5,6i Uni-directional 14 25 21 25 23 18 6,5 5,6

15 27 21 25 -- -- 7,5 6,6

16 27 22 28 27 20 8,5 7,5

Operating limits 18 30 24 30 29 21 9 8i d1 = 10 - 38 mm 20 32 30 35 30 22 8,5 7,5i p1 = 1.0 Mpa (10 Bar) 22 35 30 35 31 24 8,5 7,5i t = -40 +205 C 24 38 32 38 33 25 8,5 7,5i Vg = 10 m/s 25 40 32 38 34 27 8,5 7,5

28 43 36 42 36 27 10 9

Materials 30 47 39 45 -- -- 12 11i Seal face: 32 48 42 48 -- -- 13 11

Carbon graphite (resin impreg.) 35 53 46 52 -- -- 14 11i Stationary seat: 38 56 49 55 -- -- 13 10




Stationary seatsi G4

Seal face

Mechanical Seals

1 Spring 4Item Description Item Description

2 Thrust ring 5 Oring3 Oring 6 Stationary seat

D1 D3 D6 D7 L1 L3 L8 L9

St / 703

D3

D1

(h6)

1 42 3

L3 L9

L8

L1

D6(

H11

)

D7(

H8)

5 6

20


Technical featuresi Single seali Multiple springs 25 60 47 60 44 8 11i PTFE Bellow 28 67 53 65 44 8 11i Bi-directional 30 67 53 65 44 8 11i Externally mounted 35 72 57 70 44 7,5 11

40 78 62 76 44 7,5 11

Operating limits 45 84 70 80 48 8 11i d1 = 25 - 65 mm 50 88 72 85 48 8 11i p1 = 1.0 Mpa (10 Bar) 55 93 77 90 48 8 11i t = -40 +120 C 60 98 82 95 52 8 11i Vg = 16 m/s 65 103 87 100 52 8 11

Materialsi Seal face:

Carbon graphite (resin impreg.). PTFE, Silicon Carbidei Stationary seat:

Silicon carbide, Al-oxide 99,5%i Springs, clamps:

AISI 316, 316Tii Secondary seals, bellows:

PTFEi Collar:

Filled PTFE

Stationary seatsi G42, G35

Mechanical Seals

St / 801

D1 D3 D6 D7 L1 L2 L3

D1

(h6)

D3

D6

(H11

)

D7

(H8)

L1L2 L3 L2


Technical featuresi Single seali Single springi Bi-directional

Operating limitsi d1 = 10 - 75 mm / 3/8" - 3"i p1 = 1.0 Mpa (10 Bar)i t = -40 +180 Ci Vg = 15 m/s


Carbon graphite (resin impreg.).Silicon Carbidei Stationary seat:

Silicon carbide, Al-oxide 99,5%i Springs, clamps:

AISI 316, 316Tii Secondary seals, bellows:

P, E, V

Stationary seatsi DIN 24960 G50, US standard

15,9 52,3769,8 7076,2 75 98,5 98,4

92,0 88,9

15,9 49,215,9 49,215,9 49,2

66,6 68 92,0 85,765 86,0 85,7

14,28 46,0263,5 63 86,0 85,7 14,28 46,0260,3 60 82,0 82,5

Mechanical Seals

St / 900

mm mmd d D D1

8 20,69,5 10 22,5 22,2

L 1 L 8 20,6

10,3 22,212,7 12

14 27,0 31,722,5 25,4

15,8 16 28,5 31,7

10,3 22,218 30,5 34,9

10,3 22,210,3 22,2

10,3 23,819,1 2022,2 22 34,0 38,1

32,0 34,9

24 40,5 41,2

11,1 26,925,4 25 40,5 41,2

11,1 25,411,1 25,4

11,1 26,928,5 28

30 45,5 47,643,0 44,4

31,7 32 47,5 47,6

11,1 28,533 50,5 50,8

11,1 26,911,1 28,5

11,1 28,534,9 3538,1 38 54,5 53,9

50,5 50,8

40 57,5 60,3

12,7 34,941,2 42 63,0 60,3

12,7 34,912,7 34,9

12,7 34,943

44,4 45 63,0 63,563,0 63,5

47,6 48 68,0 66,6

14,28 42,850,8 50 68,0 69,8

12,7 38,112,7 38,1

14,28 42,853

53,9 55 74,0 76,274,0 76,2

14,28 42,857,1 58 82,0 79,3

3"

2.1/2"

2.5/8"2.3/4"

2.1/8"2.1/4"1.3/8"

1.3/4"1.7/8"

2"

1.3/8"1.1/2"

1.5/8"

1.1/8"

1.1/4"

3/8"1/2"

5/8"

3/4"7/8"

1"

L1L

D

d

D

1


Technical featuresi Single Seal (Cartridge)i Multiple springsi Bi-directionalOperating limitsi d1 = 25 - 100 mmi p1 = 2.0 Mpa (20 Bar)i t = -40 +180 Ci Vg = 16 m/s

i Seal face: Silicon carbide, Tungsten carbideCarbon (antimony impreg.)

i Stationary seat: i Silicon carbide, Tungsten carbide

Carbon (antimony impreg.)i Springs, face housing:

AISI 316, 316Tii Secondary seals:

NBR, FPM, EPDM, FEP

Mechanical Seals

12,51055247 62

M L1 L2

St-2000 CS

d Min Max Dg W

28

L G25 44 51 105 62 12,5

Db Db

30 49 56 105 65 12,532 51 57 110 67 12,5 1/4"33 51 57 110 67 12,535 54 62 115 70 12,538 57 66 125 75 12,540 59 68 125 75 14,742 62 70 133 80 14,743 62 71 133 80 14,7 25 6845 64 73 141 81 14,7 25,548 67 75 141 84 14,750 69 78 150 87 14,753 73 87 150 97 17,555 75 84 150 98 17,5 3/8"60 79 91 157 102 17,565 85 99 165 109 17,570 95 108 180 126 17,575 102 118 190 129 17,580 108 124 195 135 17,585 111 128 200 139 20,5 27 8390 118 135 205 145 20,5

Materials

95 121 138 210 148 20,5154 20,5100 127 144 218

SternSt-2000CS

d

(h7)

D

g

D

b

L1 L2L

4545

G

WM


Technical featuresi Single seali Unbalancedi Conical Spring

Operating limitsi d1 = 10 - 40mmi p1 = 1.0 Mpa (10 Bar)i t = -40 +120 Ci Vg = 12 m/s


Al-oxide 99,5%i Stationary seat:

Carbon graphite (resin impreg.)

i Springs: AISI 316

i Secondary seals: NBR

15d D D1 L

11

L15,5

22 20,6 18 5,510 20 18,1

5,513 25 23,1 22 612 22 20,6 18

615 29 16,9 22 714 25 23,1 22

717 29 26,9 23 716 29 26,9 23

819 33 30,9 25 818 33 30,9 24

821 38 35,4 25 820 33 30,9 25

823 38 35,4 27 822 38 35,4 25

825 40 38,2 27 8,524 38 35,4 27

929 46 43,3 30 928 46 43,3 29

932 46 43,3 30 930 46 43,3 30

11,535 50 53,3 39 11,533 48 53,3 39

11,540 58 60,5 39 11,538 56 60,5 39

Mechanical SealsSt / 1000

d

D

1

D

L L1


i Thermosiphon vessel i Operating pressure: max. 15 bari Storage, pressure maintenance and i Operating temperature: max. 200C

cooling of buffer fluid in a sealingcircuit. Materials

i Volume: 9 litres i Stainless Steel (AISI 316)i Connections: G/NPT 1/2 i Valves: Stainless Steel (AISI 316)

i Sight-glass: Borosilicatei Seals: EPDM-FPM-NBR-PTFE

i Cyclone separatori Connections: G/NPT 1/2

i Operating pressure: max. 30 bari Operating temperature: max. 120C

i Stainless Steel (AISI 316)i Oring: EPDM-FPM-NBR

Operating limits

Materials

Operating limits

St-6000Technical features

Without cooling coilWith cooling coil

Technical features

Mechanical Seals

St-5000St-5000 / CC

0 ,5 00 Li tr o s0 ,6 00 Li tr o sC a pa cid a d S er p en ti n C a pa cid a d S er p en ti n

6

258

47

150

Buffer Fluid IN (G 1/2") Buffer Fluid OUT (G 1/2") Cooling water IN (G 1/2") Cooling water OUT(G 1/2") Connection (G 1/2") Pressure connection(G 1/2") Connection for refill Connection (G 1/2")

3

267

Sight glass 98

219

2345

1

5

440

170

1

8

9

14

- 5 0C a + 93 C

12 Li tr o s

12 , 6 B ar

18 , 9 B ar

2 8, 35 Ba r2 8, 35 Ba r

18 , 9 B ar

12 , 6 B ar

12 Li tr o s

- 5 0C a + 93 C

C a pa ci da d T an qu e

T em p er a t ur a M xi m a

P r e si n d e T r ab aj o

P re si n de D i se o

P r ue ba H id r u li ca

P re si n de D i se o

P r e si n d e T r ab aj o

T em p er a t ur a M xi m a

C a pa ci da d T an qu e

P r ue ba H id r u li ca

Mechanical Seal

1...2

m

Rw 1/2" Gas

139

Rw

1/2

" Gas

35

Rw 1/2" Gas

74

440

258

4

56 3

150

Sight glass Connection (G 1/2") Connection for refill Pressure connection(G 1/2") Connection (G 1/2")

Buffer Fluid OUT (G 1/2") Buffer Fluid IN (G 1/2")

267

219

1

32

54

1

7

14

C ap ac id ad S e r pe nt in C ap ac id ad S e r pe nt in 0, 60 0 L it r os0, 50 0 L it r os

Pr u eb a H i dr ul ica

C ap ac id ad Ta nq ue

T e m pe r at u r a M x im a

P r esi n de Tr a ba jo

P r e si n d e D i se o

Pr u eb a H i dr ul ica

P r e si n d e D i se o

P r esi n de Tr a ba jo

T e m pe r at u r a M x im a

C ap ac id ad Ta nq ue

- 50 C a +9 3C

1 2 L it r os

1 2, 6 B a r

1 8, 9 B a r

28 , 35 B a r28 , 35 B a r

1 8, 9 B a r

1 2, 6 B a r

1 2 L it r os

- 50 C a +9 3C

170


10 17 21 3 17,5 1012 19 23 3 17,5 1014 21 25 3 17,5 1016 23 27 3 17,5 1018 27 33 3 19,5 11,520 29 35 3 19,5 11,522 31 37 3 19,5 11,524 33 39 3 19,5 11,525 34 40 3 19,5 11,528 37 43 3 19,5 11,530 39 45 3 19,5 11,532 42 48 3 19,5 11,533 42 48 3 19,5 11,535 44 50 3 19,5 11,538 49 56 4 22 1440 51 58 4 22 1443 54 61 4 22 1445 56 63 4 22 1448 59 66 4 22 1450 62 70 4 23 1553 65 73 4 23 1555 67 75 4 23 1558 70 78 4 23 1560 72 80 4 23 1565 77 85 4 23 1568 81 90 4 26 1870 83 92 4 26 1875 88 97 4 26 1880 95 105 4 26,2 18,285 100 110 4 26,2 18,290 105 115 4 26,2 18,295 110 120 4 25,2 17,2100 115 125 4 25,2 17,2

16 23 27 8,6 1018 27 33 10 11,520 29 35 10 11,522 31 37 10 11,524 33 39 10 11,525 34 40 10 11,528 37 43 10 11,530 39 45 10 11,532 42 48 10 11,533 42 48 10 11,535 44 50 10 11,538 49 56 11 12,540 51 58 11 12,543 54 61 11 12,545 56 63 11 12,548 59 66 11 12,550 62 70 13 14,553 65 73 13 14,555 67 75 13 14,558 70 78 13 14,560 72 80 13 14,565 77 85 13 14,568 81 90 15,3 16,570 83 92 15,3 16,575 88 97 15,3 16,580 95 105 15,7 17,585 100 110 15,7 17,5

Mechanical Seals

L8 L20

G9 DIN 24960

Shaft

(Short)Shaft D6 D7 L20 L8 G9 DIN 24960

Stationary Seats

D6 D7 D8

D6

(H11

)D

7 (H

8)

L8

L20D8

5

5D8

L20

D7

(H8)

D6

(H11

)

L8

L20

L8

D7

(H8)

D6

(H11

)


10 15,5 19,2 9 7,112 17,5 21,6 10 7,614 20,5 24,6 10 7,616 22 28 11,5 918 24 30 12,5 1020 29,5 35 12,5 9,522 29,5 35 12,5 9,524 32 38 12,5 9,525 32 38 12,5 9,528 36 42 14 1130 39,2 45 14 1132 42,2 48 14 1133 44,2 50 14,5 11,535 46,2 52 14,5 11,538 49,2 55 14,5 11,540 52,2 58 14,5 11,543 53,3 62 17 14,345 55,3 64 17 14,348 59,7 68,4 17 14,350 80,8 69,3 17 14,353 63,8 72,3 17 14,355 66,5 75,4 18 15,358 69,5 78,4 18 15,360 71,5 80,4 18 15,365 76,5 85,4 18 15,368 82,7 91,5 19 1670 83 92 18 15,375 90,2 99 18 15,380 95,2 104 19 16,385 100,2 109 19 16,390 105,2 114 19 16,395 111,6 120,3 20 17,3100 114,5 123,3 20 17,3

16 22 28 8,5 7,518 24 30 9 820 29,5 35 8,5 7,522 29,5 35 8,5 7,524 32 38 8,5 7,525 32 38 8,5 7,528 36 42 10 930 39,2 45 11,5 10,532 42,2 48 11,5 10,533 44,2 50 12 1135 46,2 52 12 1138 49,2 55 11,3 10,340 52,2 58 11,8 10,843 53,3 62 13,2 1245 55,3 64 12,8 11,648 59,7 68,4 12,8 11,650 60,8 69,3 12,8 11,653 63,8 72,3 13,5 12,355 66,5 75,4 14,5 13,358 69,5 78,4 14,5 13,360 71,5 80,4 14,5 13,365 76,5 85,4 14,2 1368 82,7 91,5 14,9 13,770 83 92 14,2 1375 90,2 99 15,2 1480 95,2 104 16,2 1585 100,2 109 16 14,8

Mechanical Seals

Stationary Seats

Shaft

G4L20Shaft D6 D7 L8

G13

L20D7 L8D6

D7

(H8)

D6

(H11

)

L8

L20

D7

(H8)

D6

(H11

)

L20

L8

L20

L8

D6

(H11

)D

7 (H

8)


10 17 21 6,6 7,512 19 23 6,6 7,514 21 25 6,6 7,516 23 27 6,6 7,518 27 33 7,5 8,520 29 35 7,5 8,522 31 37 7,5 8,524 33 39 7,5 8,525 34 40 7,5 8,528 37 43 7,5 8,530 39 45 7,5 8,532 42 48 7,5 8,533 42 48 7,5 8,535 44 50 7,5 8,538 49 56 9 1040 51 58 9 1043 54 61 9 1045 56 63 9 1048 59 66 9 1050 62 70 9,5 10,553 65 73 11 1255 67 75 11 1258 70 78 11 1260 72 80 11 1265 77 85 11 1268 81 90 11,3 12,570 83 92 11,3 12,575 88 97 11,3 12,580 95 105 12 13

10 17 21 7,5 6,612 19 23 7,5 6,614 21 25 7,5 6,616 23 27 7,5 6,618 27 33 8,5 7,520 29 35 8,5 7,522 31 37 8,5 7,524 33 39 8,5 7,525 34 40 8,5 7,528 37 43 8,5 7,530 39 45 8,5 7,532 42 48 8,5 7,533 42 48 8,5 7,535 44 50 8,5 7,538 49 56 10 940 51 58 10 943 54 61 10 945 56 63 10 948 59 66 10 950 62 70 10,5 9,553 65 73 12 1155 67 75 12 1158 70 78 12 1160 72 80 12 1165 77 85 12 1168 81 90 12,5 11,370 83 92 12,5 11,375 88 97 12,5 11,380 95 105 13 12

Mechanical Seals

D7 L20

Shaft D6 D7 L20 L8 G6 DIN 24960

DIN 24960Stationary Seats G606

Shaft L8D6

D7

(H8)

D6

(H11

)

L20

L8

L8

L20

D7

(H8)

D6

(H11

)


10 11 24,6 7,5 42 46 63,5 10,512 13,5 27,8 7,5 43 46 63,5 10,514 17 30,95 9 45 46 63,5 10,515 17 30,95 9 48 49 66,7 10,516 17 30,95 9 50 52 69,85 1218 20 34,15 9 53 55,5 73,05 1219 20 34,15 9 55 58,5 76,2 1220 21,5 35,7 9 58 61,5 79,4 1222 21,5 37,3 9 60 61,5 79,4 1224 23 40,5 9 63 66 82,5 14,525 26,5 40,5 9 65 68 92,1 14,528 29,5 46,65 10,5 68 71 95,25 14,530 32,5 50,8 10,5 70 71 95,25 14,532 32,5 50,8 10,5 75 77,5 101,6 14,533 32,5 54 10,5 80 84 114,3 18,535 36,5 54 10,5 85 87 117,5 18,538 39,5 57,15 10,5 90 93,5 123,85 18,540 42,5 60,35 10,5 95 96,5 127 18,5

10 17 21 6,6 43 54 61 912 19 23 6,6 45 56 63 914 21 25 6,6 48 59 66 916 23 27 6,6 50 62 70 9,518 27 33 7,5 53 65 73 1120 29 35 7,5 55 67 75 1122 31 37 7,5 58 70 78 1124 33 39 7,5 60 72 80 1125 34 40 7,5 65 77 85 1128 37 43 7,5 68 81 90 11,330 39 45 7,5 70 83 92 11,332 42 48 7,5 75 88 97 11,333 42 48 7,5 80 95 105 1235 44 50 7,5 85 100 110 1438 49 56 9 90 105 115 1440 51 58 9 95 110 120 14

L20

D7 L20Shaft

Shaft D6 D7Shaft D6 D7 L20

L20

Mechanical Seals

G60 DIN 24960

Stationary Seats

Stationary Seats

Shaft D6D6 D7

G50

D7

(H8)

L20

D6(

H11

)D

7 (H

8)

L20

D6(

H11

)


Pos. Pos. Pos. Pos. Pos. Pos. Pos. Pos. Pos.1 2 - 3 4 - 5 6 7 8 9

Pos. Pos. Materials used1 Model St/101 5 Seal face S2 Unbalanced or balanced (U or B) U 6 Stationary seat B3 Nominal diameter of the shaft 30mm 7 Secondary seals V4 Direction of rotation R 8 Spring G

(with single spring) R or L 9 Other metal parts G

Face Materials Secondary Seal Components

Synthetic Carbon Elastomers, not wrappedA Carbon graphite, antimony impreg. E Ethylene propylene rubber (EPDM)B Carbon graphite, resin impreg. P Nitrile-butadiene-rubber (NBR)

V Fluorcarbon rubber (FPM)Metal K Perfluorocarbon rubber (Kalrez)

S Special CrMo-Steel S Silicone rubber (MVQ)N Chloroprene rubber (CR)

CarbidesU22 Tungsten Carbide Elastomers, wrappedQ1 Silicon Carbide M1 FPM, double PTFE wrapped

M5 FPM, FEP wrappedCeramic

V Al-Oxide 99,5% Construction MaterialsG CrNiMo-Steel

Plastic F CrNi-SteelY1 PTFE-glassfiber reinforced M Hastelloy C-4

Mechanical Seals

Criteria for the identification of the seal size and material code

Example for standard single seal

St/101 U - 30 R - S B V G G

MATERIAL CODES

S

G

G

V B


1 2 3 4 5

beneath the stationary seat for types U and B

(is also the spring winding direction)

L = anticlockwise

Spring type (state single spring or multiple springs in your order)

Mechanical Seals

Mechanical seals according to DIN 24960 (Code system)

Single seal PositionDescriptionDesignation

Sea

l fac

e

N = standard type with l1n

U = no shaft step

Nominal diameters d1 and d10 of the mechanical sealShaft/shaft sleeve diameters are always three-digit numbers

Direction of rotation of the mechanical seal

B = with shaft step

K = short type with l1kC = type C

Sta

tiona

ry s

eat

Sec

onda

ry s

eals

Spr

ing

Oth

er m

etal

par

ts (e

xcep

t sea

l cov

er a

nd s

haft

slee

ve)

C = 0

Type N and K Type C

R = clockwiseLooking from stationary seat toward the Looking from the drive side with the

1 = for type C2 = with torsion lock, with anti-rotation pin

Materials (See the table)

S = independent of direction of rotation

0 = no torsion lock, without anti-rotation pin

seal face with the seal face rotating in shaft rotating in anticlockwise directionanticlockwise direction

Looking from stationary seat toward the Looking from the drive side with the

seal face with the seal face rotating in shaft rotating in clockwise direction

Pinned stationary seat

clockwise direction

BVS

G

G


1 2 3 4 5 1 2 3

B = with shaft step

B = with shaft step

Nominal diameters d1 and d10 (always three-digit numbers)

Direction of rotation (see single seal)

Mechanical seals according to DIN 24960 (Code system)

Double seal PositionDescriptionDesignation

Sea

l fac

e in

boar

d

Sta

tiona

ry s

eat i

nboa

rd

Sec

onda

ry s

eals

inbo

ard

Sec

onda

ry s

eals

inbo

ard

Oth

ers

met

al p

arts

Slid

ing

face

out

boar

d

Sta

tiona

ry s

eat o

utbo

ard

Sec

onda

ry s

eals

out

boar

d

U = no shaft stepon product side

C = type C

U = no shaft stepon atmosphere side

C = type C

Anti-rotation pin for stationary seat on the atmosphereand / or product side0 = without anti-rotation pin

4 = for type C

1 = with anti-rotation pin for stationary seat on atmosphere side2 = with anti-rotation pin for stationary seat on product side

Mechanical Seals

Materials (See the table)

D = with anti-rotation pinE = for type C

Positive retention for stationary seat on the product sideO = without anti-rotation pin

3 = with anti-rotation pin for stationary seat on the atmosphere and product sides


API 610

Mechanical Seals

TI

TI

TI

PLAN 1Internal circulation from the pump discharge to the seal.

PLAN 2Dead end seal chamber with no circulation.Stuffing box cooling and a neck bush are necessary, unless otherwise specified.

PLAN 11Circulation from the pump case, through an orifice and to the seal.

PLAN 12Circulation from the pump case, through a strainer and an orificeto the seal.

PLAN 13Circulation from the seal chamber, through an orifice and back to pump suction.

PLAN 21Circulation from the pump case, through an orifice and a cooler to the seal.

PLAN 22Circulation from the pump case, through a strainer, an orifice and a cooler to the seal.

PLAN 23Circulation by means of a pumping ring from the seal, through a cooler and back to the seal.

PLAN 31Circulation from the pump case through a cyclone separator.

PLAN 32Injection of clean fluid into the seal chamber from an external source.

TI

PI

When specifiedBy vendor By purchaser

PLAN 41Circulation from pump case through a cyclone separator, and clean fluid through a cooler to the seal.

TIWh en specified

PLAN 51Dead-end Quench (Usually methanol)

Ven t con nectio n

Reservoir

Level gau geFill plug

Plug

PLAN 52Nonpressurized external fluid reservoir, thermosyphon or forced circulation. Typically used with tandem-seal arrangement.

Fill plugL evel gaug e

Reservo ir

No rm ally op en

Plug

PIPS

W he n sp ecifie d

FI

Dra in valve

W he n sp ecifie d

PS PI No rm ally op en

Fill plugL evel gaug e

Dra in valve

FIReservo ir

Plug

Externa l pressure source

W hen specified

W hen specified

PLAN 53Pressurized external fluid reservoir, thermosyphon or forced circulation. Typically used with double-seal arrangement.

PLAN 54Circulation of clean fluid from an external system.

PLAN 61Tapped connections for the purchasers use.

Plug ged ven t or inle t

Plugge d drain

PLAN 62External fluid quench(Steam, gas, water, etc)

From an exte rnal source


si no si no si no si no

si no si no

Datos del Producto De ser posible adjuntar anlisis del producto a sellar

%

si no si no

Dimensiones de la caja De ser posible adjuntar croquis de la caja prensaestopas

si no noa a b bc c d d e e f f g g h h i i

Datos Generales Fecha:

Ramn L. Falcn 2789 Piso 3 - CP 1406 Capital Tel/Fax: 54-11- 4637/6000 - 54-11- 4637/6100 E-mail: [email protected]

Direccin Localidad:Contacto: Cargo:

CP:Depto:

e-mail:

Lateral Otro

Telefono:

Datos del equipo

Cantidad Horizontal Vertical

Fax:

Giro ExisteBomba Marca Derecho Calefaccin

EnfriamientoCompresor Nmero Quench

Agitador Modelo Izquierdo

Otro Plan

Nota:

Otro Ubicacin RPM

Medio Concentracin P H

Viscosidad Kg/ms Punto de ebullicin CLimpio Corrosivo Densidad Kg/m3 Punto de congelamiento C

Slidos Txico Temperatura C Presin de vapor Kg/cm2mm

Presin en la caja prensa Kg/cm2 Presin de succin

Abrasivos Cristalino Slidos

Kg/cm2 Presin de descarga Kg/cm2

Presin en la caja prensa Lb/pulg2 Presin de succin Lb/pulg2

Dimensiones en mm Dimensiones en Pulg Se solicita sello Segn API

Lb/pulg2 Presin de descarga

de Eje mm de Eje Pulg Simple 6 Edicin de Camisa mm de Camisa Pulg Doble 7 Edicin

de Caja mm de Caja Pulg Cartucho Simple 8 Edicin encastre mm encastre Pulg Cartucho Doble 682

crc. Bulones mm crc. Bulones Pulg Fuelle bulon y cant bulon y cant Exterior Solicita Plan API

Prof. Caja mm Prof. Caja Pulg c/Accesorios Cul?1ra Obstrucc mm 1ra Obstrucc Pulg Balanceado

Prof. Encastre mm Prof. Encastre Pulg No Balanceado

Sello recomendado Plan API recomendado

Simple Doble (Lado Producto y Lado Atmosfrico)Cara rotativa Cara rotativa Cara rotativa

Cara estacionaria Cara estacionaria Cara estacionariaOrings Orings Orings

Nota:

Partes metlicas Partes metlicas Partes metlicas

Ref.:Cliente:

Accesorios


Ramn L. Falcn 2789 Piso 3 - CP 1406 Capital Tel/Fax: 54-11- 4637/6000 - 54-11- 4637/6100 E-mail: [email protected]

a

h

d

e

f

i

g

b

c

Representante en Paraguay Soluciones Industriales

Eusebio Ayala esq. Eligio AyalaMariano R. Alonso

Tel/Fax: (595-21) 755 864Celular: (595-971) 334 965

E-mail: [email protected]


stern catalog paraguay

Documents

stationary seats

face housing

pdffactory trial version

mechanical sealsfor

6l8pdf c

carbon graphite resin

crmo steel

conical spring