SP-NPT

Spiral Fluted Taps for American Taper Pipe Threads

Specification

E

NPT 3/4~

Recommended Tapping Speeds depending on Materials

ow carbon steels

〜5

For icon explanation, refer to P.50

TYPE:1 TYPE:2

g g

Segment:1G

SizeClassCodeChamferBasic major dia (mm)L (mm)ℓ (mm)ℓg (mm)Ds (mm)K (mm)ℓk (mm)No. of flutesTypeStock
For American PipeThreads
NPT 1/16-27ANSI GSNPT01L2.5P7.77054171286931
NPT 1/8-27ANSI GSNPT02L2.5P10.117551912.0586932
NPT 1/4-18ANSI GSNPT04O2.5P13.426622817.451191232
NPT 3/8-18ANSI GSNPT06O2.5P16.866652817.6514111432
NPT 1/2-14ANSI GSNPT08Q2.5P20.980803522.8518141742
NPT 3/4-14ANSI GSNPT12Q2.5P26.325853522.9523172042
NPT 1 -11.5ANSI GSNPT16T2.5P32.934954527.426212442