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NPT Extension Taper Pipe Taps<br />
Right Hand High Speed Steel<br />
Size<br />
Threads<br />
per Inch<br />
# Flutes<br />
Thread<br />
Length<br />
NPT Regular<br />
4" O/L 6" O/L 8" O/L 10" O/L 12" O/L<br />
1/16" 27 4 11/16" 40011 40013 -- -- --<br />
1/8" 27 4 3/4" 40033 40035 40037 40039 40041<br />
1/4" 18 4 1.1/16" 40062 40064 40066 40068 40070<br />
3/8" 18 4 1.1/16" -- 40092 40094 40096 --<br />
1/2" 14 4 1.3/8" -- 40122 40124 40126 --<br />
3/4" 14 5 1.3/8" -- 40152 40154 40156 --<br />
1" 11½ 5 1.3/4" -- 40191 40193 40195 --<br />
Other Lengths available on request<br />
ROLL FORM NPT TAPER PIPE TAPS<br />
Right Hand High Speed Steel<br />
Roll Form Pipe taps offer many advantages compared to cutting taps when correctly applied. Benefits<br />
include smooth, burnished threads with no burrs of stop marks, absences of chips during tapping and<br />
better tap life.<br />
Size<br />
Threads<br />
per Inch<br />
Overall<br />
Length<br />
Thread<br />
Length<br />
NPT<br />
EDP #<br />
1/8" 27 2.1/8" 3/4" 40032<br />
1/4" 18 2.7/16" 1.1/16" 40061<br />
Other sizes available on request.<br />
V 1.0 – November 2011 Page 62
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