Threading Technology – Clamping Technology 520

56 Machine Taps HSS Extra UNC UNF UNEF M MF NPSF Rp (BSPP) G NPT NPTF Rc (BSPT) STI SELF-LOCK Accessories NPSM/NPSC Tech. Info v c Product Finder UN-8 Ordering Example: CU20C300.5018 DIN Length · ANSI Shank Overall length acc. to DIN 376 ø d 2 ø d 1 l 2 l 1 Reduced Shank TI Titanium H Materials of High Tensile Strength UN-8 P 60° Unified Thread ASME B1.1 Class of Fit 2BX 2BX Coating NT2 NT Cutting Material HSS Extra HSS Extra Technical Characteristics R15 C / 2-3 C / 2-3 E / O / P E / O / P Thread Depth max. 2 x d 1 max. 2 x d 1 and Hole Shape Applications – Material P 4 .1- 5 .1 M 3 .1- 4 .1 N 2 .4-5, 2 .7 S 1 .1- 2 .2, 2 .4 P 1 .1- 3 .1 K 1 .1- 4 .2 N 2 .4-7 N 4 .1, 5 .1 Reduced Shank Tool Identification CU456001 CU100501 Dimens. ID Rekord 2D-TI NT2 Flutes Rekord 2A-H NT Flutes Nominal Size ø d 1 T.P.I. inch l 1 l 2 ø d 2 1 8 6.299 1.417 0.800 0.600 0.8750 .5018 3 4 1 1 / 8 8 7.087 1.575 0.896 0.672 1.0000 .5247 4 4 1 1 / 4 8 7.087 1.575 1.021 0.766 1.1250 .5249 4 4 1 3 / 8 8 7.874 1.654 1.108 0.831 1.2500 .5251 4 4 1 1 / 2 8 7.874 1.654 1.233 0.925 1.3750 .5253 4 4 1 5 / 8 8 7.874 1.772 1.305 0.979 1.5000 .5255 4 1 3 / 4 8 7.874 1.772 1.430 1.072 1.6250 .5257 5 1 7 / 8 8 8.858 1.969 1.519 1.139 1.7500 .5259 2 8 8.858 1.969 1.644 1.233 1.8750 .5261 6 6 2 1 / 2 8 10.827 2.165 2.100 1.575 2.3750 .5265 6