Spiral Fluted Taps (for blind hole)Spiral Fluted Taps(for through hole)Spiral Pointed Taps(for through hole)Hand TapsCementedCarbide TapsRoll TapsSpecial Thread TapsSimple Inspection ToolsPipe TapsThread MillsPremium Thread MillsDiesCenter DrillsCentering Tools JIS ⑧ Pipe Tap Series Overall Thread Position on Shank Size of Length oflengthlengthbasic dia.dia.squaresquareLℓℓgDsKℓk JIS ① LS-NPT Long Shank Hand Taps for American Taper Pipe Threads ② Specification ■The LS-NPT is a long shank tap for the American tapered pipe threads and is used for products whose main purpose is the tightness of threaded ③ parts in connection with pipe parts etc. Recommended Tapping Speeds depending on Materials Medium carbon steels High carbon steels Alloy steels 中炭素鋼 高炭素鋼 合金鋼 〜5 〜5 〜5 ④ (m/min) (m/min) (m/min) TYPE:1 TYPE:2 ⑤ g g Segment:1G ⑥ Size Class Code BasicChamfer major dia(mm)L(mm)ℓ(mm) ℓg(mm) Ds(mm) K(mm) ℓk(mm) No. offlutes TYPE MSRP For American Pipe Threads 1/16-27 NPT ANSI G TNPT01LL10 3P 7.770 100 17 12 8 6 9 4 1 ¥8,550 ※ 1/16-27 NPT ANSI G TNPT01LL15 3P 7.770 150 17 12 8 6 9 4 1 ¥16,100 ※ ⑦ 1/8-27 NPT ANSI G TNPT02LL10 3P 10.117 100 19 12.05 8 6 9 4 2 ¥8,550 ※ 1/8-27 NPT ANSI G TNPT02LL15 3P 10.117 150 19 12.05 8 6 9 4 2 ¥16,100 ※ 1/4-18 NPT ANSI G TNPT04OL10 3P 13.426 100 28 17.45 11 9 12 4 2 ¥12,100 ※ 1/4-18 NPT ANSI G TNPT04OL15 3P 13.426 150 28 17.45 11 9 12 4 2 ¥16,400 ※ 3/8-18 NPT ANSI G TNPT06OL10 3P 16.866 100 28 17.65 14 11 14 4 2 ¥14,200 ※ ⑧ 3/8-18 NPT ANSI G TNPT06OL15 3P 16.866 150 28 17.65 14 11 14 4 2 ¥26,900 ※ 1/2-14 NPT ANSI G TNPT08QL15 3P 20.980 150 35 22.85 18 14 17 4 2 ¥32,500 ※ 3/4-14 NPT ANSI G TNPT12QL15 3P 26.325 150 35 22.95 23 17 20 4 2 ¥51,000 ※ 1 -11 1/2 NPT ANSI G TNPT16TL15 3P 32.934 150 45 27.4 26 21 24 5 2 ¥71,900 ※ ⑨ ⑩ ⑪ JIS ⑧-85 ※ = Specified Distribution Items. Made to order products.