Threading Technology – Clamping Technology 520

290 UNC UNF UN M MF NPSF Rp (BSPP) G W BSW, BSF NPTF 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 NPT Thread Mills, Tapered, Long Design GF-KEG Ordering Example: GF175301.5763 NPT/API-LP 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 R15 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 NPT (API-LP) P 60° 1:16 American Tapered Pipe Thread, ANSI/ASME B1.20.1 For threads with 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 R15-lg-IKZ-HB GF-KEG-VHM R15-lg-IKZ-HB TICN l 1 l 2 l 3 ø d 1 ø d 2 inch mm Flutes 1 / 16 27 2.362 0.537 1.417 0.232 0.315 8 3 GF175301.5763 GF175306.5763 1 / 8 27 2.362 0.537 1.417 0.301 0.315 8 3 GF175301.5764 GF175306.5764 1 / 4 18 3.150 0.805 1.772 0.400 0.472 12 4 GF175311.5765 GF175316.5765 3 / 8 18 3.150 0.804 1.772 0.439 0.472 12 4 GF175311.5766 GF175316.5766 1 / 2 14 ⎫ ⎬ ⎭ 3.346 1.034 1.890 0.561 0.630 16 4 GF175331.9678 GF175336.9678 3 / 4 14 1 11 1 / 2 ⎫ ⎪ ⎬ ⎪ ⎭ 3.740 1.259 1.969 0.772 0.787 20 5 GF175351.9679 GF175356.9679 1 1 / 4 11 1 / 2 1 1 / 2 11 1 / 2 2 11 1 / 2