Keyless Timing Pulleys - L MechaLock Standard Type Incorporated (With Centering Function)

Keyless Timing Pulleys - L

-11811 -11821-11811 -11821

QFor Timing Belts W P.1219, for Open End Belt W P.1231

*Hard Anodize Treatment: Film Hardness 300HV~

Part Number MMaterial SSurface TreatmentBelt Width 12.7mm

(1/2 inch)Belt Width 19.1mm

(3/4 inch)Belt Width 25.4mm

(1 inch)Belt Width 38.1mm

(1.5 inch) Pulley Flange Bushing Pulley Flange BushingA: 14 W: 19 A: 21 W: 26 A: 27 W: 32 A: 40 W: 45

MTPLA_ _L050 MTPLA_ _L075 MTPLA_ _L100 MTPLA_ _L150 7075 Aluminum

Alloy

5052 Aluminum

Alloy

1045 Carbon Steel

Clear Anodize -MTPLK_ _L050 MTPLK_ _L075 MTPLK_ _L100 MTPLK_ _L150 Hard Clear Anodize* -MTPLN_ _L050 MTPLN_ _L075 MTPLN_ _L100 MTPLN_ _L150 Electroless Nickel Plating - MTPL_ _L050 MTPL_ _L075 MTPL_ _L100 MTPL_ _L150 1045 Carbon

SteelLow Carbon

Steel1045

Carbon SteelBlack Oxide

MTPLP_ _L050 MTPLP_ _L075 MTPLP_ _L100 MTPLP_ _L150 Electroless Nickel Plating

dH7

* W*A2.5 2.5

D+1

D

1

F Shape

DO.D.

P.D.

* W*A2.5 2.5

dH7 E F

(L)

* Tightening ScrewE Shape

· Pulley Shape

P.D.O.D.

R0.5

3

R0.86

20° 20°

2.13

3.10

Tooth groove dimensions slightly vary according to the number of teeth.

Tooth Profile (ISO Standard Rack Dimensions)

(Pitch: 9.525mm)

* For quantity and size of tightening screws with flange installed, D P.1179ESurface treatment may not be applied to shaft bores.E Two types of bushings are available: Standard Type

(ST Bushings) and Short Type (SH Bushings).See D P.1179

ECut Flange for 60 and 72 Toothed Pulleys.

EFor Shape F of S8M250, ST bushing is applicable to shaft bore diameter of 10~25 and SH bushing is applicable to 28~35. ESelect Shaft Bore Dia. from Table 1.

Part NumberPulley Shape

dH7 Range (Select Shaft Bore Dia. from Table 1)

P.D. O.D. F EL050 L075 L100 L150

Type Number of Teeth

Type / Nominal Width

EShape(ST Bushing)

FShape(SH Bushing)

EShape(ST Bushing)

FShape(SH Bushing)

EShape(ST Bushing)

FShape(ST Bushing)(SH Bushing)

EShape(ST Bushing)

FShape(ST Bushing)

MTPLAMTPLKMTPLNMTPLMTPLP

14

L050*A : 14*W: 19

L075*A : 21*W: 26

L100*A : 27*W: 32

L150*A : 40*W: 45

E

F

8~12 8, 10 10, 11, 12 8, 10 10, 11, 12 - 11, 12 - 42.45 41.68 48 3515 8~12 8, 10 10, 11, 12 8, 10 10, 11, 12 10, 11 11, 12 11, 12 45.48 44.7216 10~17 10, 11, 12 10~17 10~15 10~17 10~15 11~17 11~15 48.51 47.75 55 4017 10~17 10, 11, 12 10~17 10~15 10~17 10~15 11~17 11~15 51.54 50.7818 10~17 10, 11, 12 10~17 10~17 10~17 10~17 11~17 11~17 54.57 53.81 61 4519 12~17 12 12~17 12~17 12~17 12~17 12~17 12~17 57.61 56.84 67 5020 12~17 12 12~17 12~17 12~17 12~17 12~17 12~17 60.64 59.88 67 5021 12~25 12 12~25 12~25 12~25 12~25 12~25 12~25 63.67 62.91 70 5622 12~25 12 12~25 12~25 12~25 12~25 12~25 12~25 66.70 65.94 80 6024 12~30 12 12~30 12~30 12~30 12~30 12~30 12~30 72.77 72.00

87 6725 12~32 12 12~32 12~32 12~32 12~32 12~32 12~32 75.80 75.0426 12~32 12 12~32 12~32 12~32 12~32 12~32 12~32 78.83 78.0728 12~32 12 12~35 12~32 12~35 12~35 12~35 12~35 84.89 84.13 95 7530 12~32 12 12~42 12~32 12~42 12~35 12~42 12~35 90.96 90.20 99 8032 12~32 12 12~42 12~32 12~42 12~35 12~42 12~35 97.02 96.26 104 8434 12~32 12 12~42 12~32 12~42 12~35 12~42 12~35 103.08 102.32 111 9036 15~32 - 15~42 15~32 15~42 15~35 15~42 15~35 109.15 108.39 123 10238 15~32 15~42 15~32 15~42 15~35 15~42 15~35 115.21 114.45 127 10540 15~32

-

15~42 15~32 15~42 15~35 15~42 15~35 121.28 120.51 131 11042 16~38 16~50 16~32 16~50 16~35

- -

127.34 126.58 135 11544 16~38 16~50 16~32 16~50 16~35 133.40 132.64 140 12048 16~38 16~50 16~32 16~50 16~35 145.53 144.77 152 13050 16~38 16~50 16~32 16~50 16~35 151.60 150.83 160 14060 16~38 - 16~50 16~32 16~50 16~35 - - 181.91 181.15 190 17072 16~38 16~50 16~32 16~50 16~35 218.30 217.53 225 200

Table 1: Select Shaft Bore Dia.

E Electroless nickel plated bushing decreases maximum allowable torque and allowable thrust load by 20~30%.

dH7Max. Allowable Torque N·m D

(L)ST Bushing SH Bushing ST Bushing SH Bushing

8 16 8.5 25.5 24.5 8.510 39 18 30 29

10.511 43 20 31 3012 48 23 32 3114 73 37 35 36 1215 78 39 36 3716 83 42 37 38 1317 88 45 38 3918 154 48 43 40

14

19 163 49 45 4220 171 97 46 4622 186 110 48 4724 206 121 50 4925 216 124 52 5128 353 141 54 53 15.530 382 149 57 5632 412 163 59 58 16.535 451 173 63 6138 686

-

70

-

1940 725 7142 757 74 2045 1490 84

24.548 1600 8750 1660 89

Part Number - Pulley Shape - Shaft Bore Dia.

MTPL20L075 - E - 17

Number of Teeth

Unit PriceMTPLA(x1.0), MTPLK(x1.1), MTPLN(x1.2) MTPL(x1.0), MTPLP(x1.1)

L050 L075 L100 L150 L050 L075 L100 L150EShape FShape EShape FShape EShape FShape EShape FShape EShape FShape EShape FShape EShape FShape EShape FShape

14 - - - -15 16 17 18 19 20 21 22 24 25 26 28 30 32 34 36 - - 38 - - 40 - - 42

- - - - - - - -

- - -44 - - -48 - - -50 - - -60 - - - - - - - - - - -72 - - -

Con�gure Online

Con�gure Online

Part Number - Pulley Shape - Shaft Bore Dia. - (BMC --- etc)

MTPLA20L075 - E - 17 - FC63

Alterations Flange Cut No Flange Single FlangeCode FC NFC LFC, RFC

Spec.

For details of specs., refer to the right-hand page.Price Adder

Alterations Surface TreatmentCode BMC, BMR

Spec.

Applies electroless nickel plating on a bushing.(Antirusting treatment is applied to screws.)EElectroless nickel plated bushing decreases allowable torque by 20~30%.BMC: Not RoHS Compliant (Screw: 4137 Alloy Steel Dacrotized Treatment)BMR: RoHS Compliant (Screw: 4137 Alloy Steel GeoMet Coating)

Price Adder

FC F

RFCLFC

FC F

RFCLFC

FC F

RFCLFC

QFeature: MechaLock Standard Type ( WP.1243) Incorporated Timing Pulleys.It tolerates an average of 1.2 times and 2.5 times greater torque compared to the conventional ST bushing and SH bushing respectively.

*Hard Anodize Treatment: Film Hardness 300HV~

Part Number MMaterial SSurface TreatmentBelt Width 12.7mm

(1/2 inch)Belt Width 19.1mm

(3/4 inch)Belt Width 25.4mm

(1 inch)Belt Width 38.1mm

(1.5 inch) Pulley Flange MechaLock Pulley Flange MechaLockA: 14W : 19 Y: 13 A: 21 W: 26 Y: 14 (18) A: 27 W: 32 Y: 14 (22 · 23.5) A: 40 W: 45 Y: 19 (28 · 32)

HPLA_ _L050 HPLA_ _L075 HPLA_ _L100 HPLA_ _L150 7075 Aluminum

Alloy

5052 Aluminum

Alloy

1045 Carbon Steel

Clear Anodize -HPLK_ _L050 HPLK_ _L075 HPLK_ _L100 HPLK_ _L150 Hard Clear Anodize* -HPLN_ _L050 HPLN_ _L075 HPLN_ _L100 HPLN_ _L150 Electroless Nickel Plating -HPLT_ _L050 HPLT_ _L075 HPLT_ _L100 HPLT_ _L150 1045

Carbon Steel

Low Carbon Steel

1045 Carbon Steel

-HPLM_ _L050 HPLM_ _L075 HPLM_ _L100 HPLM_ _L150 Black OxideHPLP_ _L050 HPLP_ _L075 HPLP_ _L100 HPLP_ _L150 Electroless Nickel Plating

dH7

* W

*A2.5 2.5

D+1

D

1

P.D.O.D.

R0.5

3

R0.86

20° 20°

2.13

3.10

F Shape

DO.D.

P.D.

* W

*A2.5 2.5

dH7 E F

(L)

* Tightening ScrewE Shape

Tooth groove dimensions slightly vary according to the number of teeth.

Tooth Profile (ISO Standard Rack Dimensions)

E Surface treatment may not be applied to shaft bores.EFlange is installed.

E For installation D P.1239, for details of MechaLock

W P.1243E Cut Flange for 60 and 72 Toothed Pulleys.EY dimensions in ( ) require the shaft bore diameter of 12 or more.(Pitch: 9.525mm)

· Pulley Shape

E FO.D.

P.D. 1

D

D +

21 D

1

dH7

dH7

*A

*Y

* W*A* W

(L)

ShapeE

E FO.D.

P.D. 1

D

D +

21 D

1

dH7

dH7

*A

*Y

* W*A* W

(L)

ShapeF

Table 1: Select Shaft Bore Dia.

dH7

Max. Allowable Torque (N · m)D1 (L)HPLA, HPLK

HPLN, HPLT, HPLM

HPLP8 19.6 16.6 23.5

610 27.5 19.6 25.5 12 44.1 36.2 28.5

6.5

14 63.7 50.9 30.5 15 80.4 54.8 31.5 16 83.3 58.8 33.0 17 92.2 76.4 33.5 18 95.1 80.3 34.5 19 98.1 85.2 35.5 20 216.0 183.0 42.0

822 255.0 201.0 44.0 24 363.0 252.0 46.0 25 392.0 264.0 47.0 28 441.0 295.0 50.0

8.530 500.0 396.0 52.0 32 530.0 423.0 54.0 35 883.0 548.0 62.0

1040 1079.0 779.0 67.0 45 1285.0 882.0 72.0 50 1706.0 1362.0 77.0 10.5

Part NumberPulley Shape

dH7 Range (Select Shaft Bore Dia. from Table 1)

P.D. O.D. F EL050 L075 L100 L150

Type Number of Teeth

Type / Nominal Width EShape FShape EShape FShape EShape FShape EShape FShape

HPLAHPLKHPLNHPLTHPLMHPLP

14

L050*A : 14*W: 19*Y : 13

L075*A : 21*W: 26*Y : 14

(d12~: Y=18)

L100*A : 27*W: 32*Y : 14

(d12~22: Y=22)(d24~: Y=23.5)

L150*A : 40*W: 45*Y : 19

(d12~32: Y=28)(d35~: Y=32)

E

F

8, 10 8, 10 8, 10 8, 10 8, 10 8, 10 8, 10 8, 10 42.45 41.68 48 3515 8, 10 8, 10 8, 10 8, 10 8, 10 8, 10 8, 10 8, 10 45.48 44.7216 10~14 10 10~14 10~14 10~14 10~14 10~14 10~14 48.51 47.75 55 4017 10~14 10 10~14 10~14 10~14 10~14 10~14 10~14 51.54 50.7818 10~16 10 10~16 10~16 10~16 10~16 10~16 10~16 54.57 53.81 61 4519 12~19 - 12~19 12~19 12~19 12~19 12~19 12~19 57.61 56.84 67 5020 12~19

-

12~19 12~19 12~19 12~19 12~19 12~19 60.64 59.88 67 5021 12~19 12~20 12~19 12~20 12~20 12~20 12~20 63.67 62.91 70 5622 12~19 12~22 12~19 12~22 12~22 12~22 12~22 66.70 65.94 80 6024 12~19 12~28 12~19 12~28 12~28 12~28 12~28 72.77 72.00

87 6725 12~19 12~28 12~19 12~28 12~28 12~28 12~28 75.80 75.0426 12~19 12~28 12~19 12~28 12~28 12~28 12~28 78.83 78.0728 12~19 12~32 12~19 12~32 12~30 12~32 12~32 84.89 84.13 95 7530 12~19 12~32 12~19 12~32 12~30 12~32 12~32 90.96 90.20 99 8032 12~19 12~32 12~19 12~32 12~30 12~32 12~32 97.02 96.26 104 8434 12~19 12~32 12~19 12~35 12~30 12~35 12~35 103.08 102.32 111 9036 15~19 15~32 15~19 15~40 15~30 15~40 15~40 109.15 108.39 123 10238 15~19 15~32 15~19 15~45 15~30 15~45 15~45 115.21 114.45 127 10540 15~19

-

15~32 15~19 15~45 15~30 15~45 15~45 121.28 120.51 131 11042 16~19 16~32 16~19 16~50 16~30 16~50 16~45 127.34 126.58 135 11544 16~19 16~32 16~19 16~50 16~30 16~50 16~45 133.40 132.64 140 12048 16~19 16~32 16~19 16~50 16~30 16~50 16~45 145.53 144.77 152 13050 16~19 16~32 16~19 16~50 16~30 16~50 16~45 151.60 150.83 160 14060 16~19 - 16~32 16~19 16~50 16~30 16~50 16~45 181.91 181.15 190 17072 16~19 16~32 16~19 16~50 16~30 16~50 16~45 218.30 217.53 225 200

ESelect Shaft Bore Dia. from Table 1.

Part Number - Pulley Shape - Shaft Bore Dia.

HPLA20L075 - F - 15 Con�gure Online

Con�gure Online

Part Number - Pulley Shape - Shaft Bore Dia. - (BMC --- etc)

HPLA20L075 - F - 15 - BMC

Alteration Surface Treatment Flange CutCode BMC, BMR FC

Spec.

Applies electroless nickel plating on a bushing.(Antirusting treatment is applied to screws.)E Electroless nickel plated bushing

decreases allowable torque by 20~30%.BMC: Not RoHS Compliant

(Screw: 4137 Alloy Steel Dacrotized Treatment)BMR: RoHS Compliant (Screw: 4137

Alloy Steel GeoMet Coating)

Lowers flange by cutting. FC: 0.5mm IncrementE No surface treatment is applied

on flange circumference.

EFC≥(O. D.)+2EFC≤F-2

Ordering Code FC35

Price Adder

FC F

RFCLFC

Alterations No Flange Single FlangeCode NFC LFC, RFC

Spec.

Flange is not installed.(Flange Included)

Flange is installed on either the bushing side (LFC) or the opposite side (RFC) prior to shipping.(Flange 1 pc. Included)

Price Adder

FC F

RFCLFC

FC F

RFCLFC

For Pricing and Days to Ship,Please Con�gure Online.

Number of Teeth

Unit Price: 1~9 pc(s).HPLA (x1.0) HPLK (x1.1) HPLN (x1.2) HPLT (x1.0) HPLM (x1.05) HPLP (x1.15)L050 L075 L100 L150 L050 L075 L100 L150

1415161718192021222425262830323436384042

- - - - -

4448506072

dH7MechaLock

Incorporation Charge (+ Body Price)

810121415161718192022242528303235404550

EFor orders larger than indicated quantity, please request a quotation.