NPT

Hand Taps for American Taper Pipe Threads

Specification

E

Oxide NPT 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 American Pipe Threads
NPT 1/16-27ANSI GY83100 Y83100BR3P2.1250.6870.3120.3120.2340.37541
NPT 1/8-27ANSI GY83101 Y83101BR Y83102 Y83102BR3P2.1250.750.3120.437 0.3120.328 0.2340.37541 2
NPT 1/4-18ANSI GY83103 Y83103BR3P2.4371.0620.4590.5620.4210.43741
NPT 3/8-18ANSI GY83104 Y83104BR3P2.5621.0620.4540.70.5310.541
NPT 1/2-14ANSI GY83105 Y83105BR3P3.1251.3750.5790.6870.5150.62542
NPT 3/4-14ANSI GY83106 Y83106BR3P3.251.3750.5650.9060.6790.68742
NPT 1-11.5ANSI GY83107 Y83107BR3P3.751.750.6781.1250.8430.81252
NPT 1 1/4-11.5ANSI GY83108 Y83108BR3P41.750.6861.3120.9840.93752
NPT 1 1/2-11.5ANSI GY83109 Y83109BR3P4.251.750.6991.51.125162
NPT 2-11.5ANSI GY83110 Y83110BR3P4.51.750.6671.8751.4061.12562