Thread Milling

IDX

THREADING | Solid Carbide and Indexable Thread Mills

Pin Style | NPT / NPTF / BSPT AccuThread® 856 Thread Mill Inserts

A

T 1

L 6

DRILLING

Internal

30° 30°

NPT Internal / External

90°

1° 47’

External

B

Insert

Part No.

NPT Internal/External TN150K-NPT11.5

TPI (Pitch)

L 6 inch

L 6 mm 38.10 38.10

T 1 inch

T 1 mm

BORING

11.5

1.500 1.500

0.140 0.140

3.56 3.56

TN150K-NPT8

8

T 1

L 6

Internal

30° 30°

NPTF Internal / External

C

90°

1° 47’

REAMING

External

Insert

Part No.

NPTF Internal/External TN150K-NPTF11.5

TPI (Pitch)

L 6 inch

L 6 mm 38.10 38.10

T 1 inch

T 1 mm

11.5

1.500 1.500

0.140 0.140

3.56 3.56

TN150K-NPTF8

8

D

T 1

L 6

BURNISHING

Internal

R = .137P

27.5° 27.5°

BSPT Internal / External

External R = .137P

90°

1° 47’

E

Insert

Part No.

BSPT Internal/External TN150K-BSPT11

THREADING

TPI (Pitch)

L 6 inch

L 6 mm 38.10

T 1 inch

T 1 mm

11

1.500

0.140

3.56

X

E: 58 - 61

E: 34

E: 48 - 49

SPECIALS

Key on E: 1

Inserts sold in quantities of 2

E: 44

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