Threading Technology – Clamping Technology 520

246 UNC UN M MF NPSF Rp (BSPP) G W BSW, BSF NPT NPTF Rc (BSPT) STI BGF ZBGF GSF (Aero) GSF-Z GF(I), GF-Z GF-Vario-Z GF-H GF(I)-KEG ZGF(I) CIRC-GF Gigant FPC, FMC MoSys SELF-LOCK Accessories Tech. Info v c / f z Product Finder UNF Circular Drill Thread Mills ZBGF-W Ordering Example: GF732257.5043 Metric Shank Carbide RH + LH RH-rot. R30 3-5 Flutes DIN 6535 HB HE HA ø D ø d 2 l 1 ø d 1 l 3 l 2 l 5 ZBGF-W For soft/unhardened materials UNF P 60° Unified Fine Thread ASME B1.1 Coating TIALN-T4 Applications – Material P 1 .1- 5 .1 M 1 .1- 4 .1 K 1 .1- 4 .2 N 1 .1-6, 2 .1-6 N 3 .1-2 N 4 .1, 4 .3-4 S 1 .1-3 S 2 .1-2, 2 .4 H 1 .1-2 Thread Depth 2 x D Tool Identification GF732257 Nominal Size ø D T.P.I. inch Dimens. ID ZBGF-W-VHM 2xD R30-IKZ-HB TIALN-T4 l 1 l 2 l 3 l 5 ø d 1 ø d 2 inch mm Flutes 1 / 4 28 2.362 0.165 1.417 0.669 0.183 0.315 8 3 .5043 5 / 16 24 2.992 0.189 1.575 0.866 0.222 0.394 10 4 .5044 3 / 8 24 2.992 0.189 1.575 1.024 0.281 0.394 10 4 .5045 7 / 16 - 1 / 2 20 3.386 0.228 1.772 1.299 0.333 0.472 12 4 .5046 9 / 16 - 5 / 8 18 3.858 0.252 1.890 1.614 0.444 0.630 16 4 .5048 3 / 4 16 4.370 0.283 1.969 2.008 0.606 0.787 20 5 .5050 Other sizes upon request