7/25/2019 API 7-1 Thread Turning Insert Catalog

1/1

ThreadT

urning

External / Internal

API

Insert Size Pitch Dimensions mm AnvilOrdering Code SizeTaperThread

4

4

4

4

5

6

4

4

4

4

5

Standard - External

tpiIC L mm h min X Y RH Toolho lde rRH

AL..-4 (LH)

AL..-5 OIL (LH)

1/2"

5/8

22

27

YE4

YE5OIL

3.09

3.08

3.75

3.74

2.99

1.41

3.09

3.08

3.75

3.74

2.99

2.1

2.1

2.0

2.0

1.8

2.6

2.1

2.1

2.1

2.1

1.9

2.8

2.8

2.9

2.9

2.6

2.0

2.8

2.8

3.1

3.1

2.7

4ER4API382...

4ER4API383...

4ER4API502...

4ER4API503...

4ER5API403...

4ER6API551...

5ER4API382...

5ER4API383...

5ER4API502...

5ER4API503...

5ER5API403...

NC23-NC50

NC56-NC77

6 5/8 REG

5 1/2, 7 5/8, 8 5/8 REG

2 3/8-4 1/2 REG

NC10-NC16

NC23-NC50

NC56-NC77

6 5/8 REG

5 1/2, 7 5/8, 8 5/8 REG

2 3/8-4 1/2 REG

IPF2

3

2

3

3

1.5

2

3

2

3

3

V-0.038R

V-0.038R

V-0.050

V-0.050

V-0.040

V-0.055

V-0.038R

V-0.038R

V-0.050

V-0.050

V-0.040

Insert Size Pitch Dimensions mm AnvilOrdering Code SizeTaperThread

4

4

4

4

5

6

4

4

4

4

5

Standard - Internal

tpiIC L mm h min X Y RH Toolho lde rRH

AVR..-4 (LH)

AVR..-5 OIL (LH)

1/2"

5/8

22

27

YI4

YI5OIL

3.09

3.08

3.75

3.74

2.99

1.41

3.09

3.08

3.75

3.74

2.99

2.1

2.1

2.1

2.0

1.8

2.6

2.1

2.1

2.1

2.1

1.9

2.8

2.8

3.1

2.9

2.6

2.0

2.8

2.8

3.1

3.1

2.7

4IR4API382...

4IR4API383...

4IR4API502...

4IR4API503...

4IR5API403...

4IR6API551...

5IR4API382...

5IR4API383...

5IR4API502...

5IR4API503...

5IR5API403...

NC23-NC50

NC56-NC77

6 5/8 REG

5 1/2, 7 5/8, 8 5/8 REG

2 3/8-4 1/2 REG

NC10-NC16

NC23-NC50

NC56-NC77

6 5/8 REG

5 1/2, 7 5/8, 8 5/8 REG

2 3/8-4 1/2 REG

IPF

2

3

2

3

3

1.5

2

3

2

3

3

V-0.038R

V-0.038R

V-0.050

V-0.050

V-0.040

V-0.055

V-0.038R

V-0.038R

V-0.050

V-0.050

V-0.040

L

X

Y

IC

External - StandardInternal - Standard

L

X

Y

IC

30 30

90

h

h

= arctg (IPF/24)

Internal

External

Defined by: API SPEC. 7:1990

Tolerance class: Standard API