NPSF NPSF ANSI

Hand Taps for American Dryseal Parallel Pipe Threads Hand Taps for American Dryseal Parallel Pipe Threads

Specification

■ The NPSF is a hand tap for the American dry seal parallel pipe threads and is used for screw tapping of products whose main purpose is the Oxide tightness of threaded parts in connection with Recommended Tapping Speed depending on Materials pipe parts etc.

Low carbon steelsMedium carbon steelsHigh carbon steels
5低炭素鋼105中炭素鋼105高炭素鋼10
(m/min)(m/min)( m/ min)

TYPE:1 TYPE:2

Segment:1G

SizeClassCodeChamferL (inch)ℓ (inch)Ds (inch)K (inch)ℓk (inch)No. of flutesTYPE
For Dryseal American Pipe Threadsl
1/8-27 NPSFANSI GY833264P2.1250.750.4370.3280.37541
1/8-27 NPSFANSI GY83326BR4P2.1250.750.4370.3280.37541
1/8-27 NPSFANSI GY833274P2.1250.750.3120.2340.37542
1/8-27 NPSFANSI GY83327BR4P2.1250.750.3120.2340.37542
1/4-18 NPSFANSI GY833284P2.4371.0620.5620.4210.43741
1/4-18 NPSFANSI GY83328BR4P2.4371.0620.5620.4210.43741
3/8-18 NPSFANSI GY833294P2.5621.0620.70.5310.541
1/2-14 NPSFANSI GY833304P3.1251.3750.6870.5150.62542
1/2-14 NPSFANSI GY83330BR4P3.1251.3750.6870.5150.62542
3/4-14 NPSFANSI GY833314P3.251.3750.9060.6790.68752
3/4-14 NPSFANSI GY83331BR4P3.251.3750.9060.6790.68752
1 -11 1/2 NPSFANSI GY833324P3.751.751.1250.8430.81252
1 -11 1/2 NPSFANSI GY83332BR4P3.751.751.1250.8430.81252