Threading Technology – Clamping Technology 520

294 UNC UNF UN M MF NPSF Rp (BSPP) G W BSW, BSF NPT Rc (BSPT) STI BGF ZBGF GSF (Aero) GSF-Z GF(I), GF-Z GF-Vario-Z GF-H ZGF(I) CIRC-GF Gigant FPC, FMC MoSys SELF-LOCK Accessories Tech. Info v c / f z Product Finder GF-KEG NPTF Thread Mills, Tapered GF-KEG Ordering Example: GF193101.5782 NPTF cutters are manufactured with a corrected profile Application recommendation: You must have an NC program for a spiral formed helix to prevent a profile step Metric Shank Carbide RH + LH 3-5Flutes DIN 6535 HB HE HA ø D For internal tapered threads ø d 2 9 Thr. l 3 ø d 1 l 2 l 1 NPTF P 60° 1:16 American Tapered Pipe Thread, ANSI/ASME B1.20.3 For threads without dryseal material , taper 1:16 Coating TICN Applications – Material P 1 .1- 5 .1 K 1 .1- 4 .2 N 1 .1-5, 2 .1-6 N 3 .1-2 N 4 .1-2, 5 .2 S 1 .1-3 P 1 .1- 5 .1 M 1 .1- 4 .1 K 1 .1- 4 .2 N 1 .1- 5 .2 S 1 .1- 2 .6 H 1 .1-2 Nominal Size ø D T.P.I. inch GF-KEG-VHM IKZN-HB GF-KEG-VHM IKZN-HB TICN l 1 l 2 l 3 ø d 1 ø d 2 inch mm Flutes 1 / 16 27 2.165 0.387 1.417 0.232 0.315 8 3 GF193101.5782 GF193106.5782 1 / 8 27 2.165 0.387 1.417 0.301 0.315 8 3 GF193101.5783 GF193106.5783 1 / 4 18 2.953 0.581 1.772 0.400 0.472 12 4 GF193111.5784 GF193116.5784 3 / 8 18 2.953 0.581 1.772 0.439 0.472 12 4 GF193111.5785 GF193116.5785 1 / 2 14 3.150 0.748 1.890 0.561 0.630 16 4 GF193131.5786 GF193136.5786 3 / 4 14 3.150 0.748 1.890 0.561 0.630 16 4 GF193131.5787 GF193136.5787 1 11 1 / 2 ⎫ ⎪ ⎬ ⎪ ⎭ 3.543 0.911 1.969 0.772 0.787 20 5 GF193151.9684 GF193156.9684 1 1 / 4 11 1 / 2 1 1 / 2 11 1 / 2 2 11 1 / 2 new new