Thread Milling Product Catalog

THREADING | Indexable Thread Mills

AccuThread® 856 Pin Style Inserts

Internal

30° 30°

90°

1° 47’

External

E20

NPT Internal/External

Insert

Part No.

L 6

T 1

NPT Internal/External TN150K-NPT11.5 TN150K-NPT8

TPI (Pitch)

Metric (mm)

Imperial (in)

Metric (mm)

Imperial (in)

11.5

38.10 38.10

1.500 1.500

3.56 3.56

0.140 0.140

8

Internal

30° 30°

90°

1° 47’

External

NPTF Internal/External

Insert

Part No.

L 6

T 1

NPTF Internal/External TN150K-NPTF11.5 TN150K-NPTF8

TPI (Pitch)

Metric (mm)

Imperial (in)

Metric (mm)

Imperial (in)

11.5

38.10 38.10

1.500 1.500

3.56 3.56

0.140 0.140

8

Internal

R0.137P

27.5° 27.5°

h

R0.137P

90°

1° 47’

External

BSPT Internal/External

Insert

Part No.

L 6

T 1

BSPT Internal/External TN150K-BSPT11

TPI (Pitch)

Metric (mm)

Imperial (in)

Metric (mm)

Imperial (in)

11

38.10

1.500

3.56

0.140

E20: 3

E20: 19 - 22

E20: 16 - 17

Key on E20: 2

Inserts sold in quantities of 2.

E20: 11

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