NPTF

Hand Taps for American Dryseal Taper Pipe Threads

Specification

E

Oxide NPTF 3/4~

Recommended Tapping Speed depending on Materials

Medium carbon steels

〜5

For icon explanation, refer to P.50

TYPE:1 TYPE:2

Segment:1G

SizeClassCodeChamferL (inch)ℓ (inch)Projection (inch)Ds (inch)K (inch)ℓk (inch)No. of flutesType
For Dryseal AmericanPipe Threads
NPTF 1/16-27ANSI GY83125 Y83125BR3P2.1250.6870.3120.3120.2340.37541
NPTF 1/8-27ANSI GY83126 Y83126BR Y83127 Y83127BR3P2.1250.750.3120.437 0.3120.328 0.2340.37541 2
NPTF 1/4-18ANSI GY83128 Y83128BR3P2.4371.0620.4590.5620.4210.43741
NPTF 3/8-18ANSI GY83129 Y83129BR3P2.5621.0620.4540.70.5310.541
NPTF 1/2-14ANSI GY83130 Y83130BR3P3.1251.3750.5790.6870.5150.62542
NPTF 3/4-14ANSI GY83131 Y83131BR3P3.251.3750.5650.9060.6790.68752
NPTF 1-11.5ANSI GY83132 Y83132BR3P3.751.750.6781.1250.8430.81252
NPTF 1 1/4-11.5ANSI GY83133 Y83133BR3P41.750.6861.3120.9840.93752
NPTF 1 1/2-11.5ANSI GY83134 Y83134BR3P4.251.750.6991.51.125162
NPTF 2-11.5ANSI GY83135 Y83135BR3P4.51.750.6671.8751.4061.12562