Dormer F1501/4 5977799 BSF gun nosed threading die, 1/4 inch diameter with 26 threads per inch, conforming to ISO 2568. Suitable for threading in steel and cast steel (P), stainless steel (M), cast iron (K), and non-ferrous metals (N). Gun nose design facilitates easy starting and alignment for manual or machine threading operations.

Basic Standard

ISO 2568

Body diameter - inch (BD)

0.7874

Body diameter - millimeter (BD)

20

Coating

Bright

Die chamfer to pitch ratio (DCPR)

1.75

EDP number

104743

Hand (Cutting direction)

Right

Material application

K - Cast iron, M - Stainless steel, N - Non-ferrous metals, P - Steel and cast steel

Material code (BMC)

HSS

MID number

5977799

Ordering code ANSI

F1501/4

Overall length - inch (OAL)

0.2756

Overall length - millimeter (OAL)

7

Thread diameter - millimeter (TD)

6.35

Thread diameter size (TDZ)

1/4

Thread form (THFT)

BSF - British standard fine

Threads per inch (TPI)

26