Threading Technology – Clamping Technology 520

30 Machine Taps HSS Extra UNC UNF UNEF UN-8 M MF NPSF Rp (BSPP) G NPT NPTF Rc (BSPT) STI SELF-LOCK Accessories NPSM/NPSC Tech. Info v c Product Finder Ordering Example: BU519400.5003 DIN Length · ANSI Shank Overall length acc. to DIN 371, DIN 376 l 1 ø d 1 l 2 ø d 2 l 3 Reinforced Shank (No.1 - 3 / 8 ) ø d 2 ø d 1 l 2 l 1 Reduced Shank ( 7 / 16 - 2) Z CNC-Controlled Machines UNC P 60° Unified Coarse Thread ASME B1.1 Class of Fit 2B 2B 2B 2B 3B Coating TICN GLT-1 TICN GLT-1 GLT-1 Cutting Material HSS Extra HSS Extra HSS Extra HSS Extra HSS Extra Technical Characteristics R45 R45 R45 R45 R45 E / 1.5-2 E / 1.5-2 E / 1.5-2 E / 1.5-2 E / 1.5-2 E / O / P E / O / P E / O E / O E / O / P Thread Depth max. 3 x d 1 and Hole Shape Applications – Material P 1 .1- 4 .1 M 1 .1- 3 .1 N 1 .4-6 N 2 .1-2, 2 .4-5 S 1 .1 P 1 .1- 4 .1 M 1 .1- 3 .1 N 1 .4-6 N 2 .1-2, 2 .4-5 S 1 .1 P 1 .1- 4 .1 M 1 .1- 3 .1 N 1 .4-6 N 2 .1-2, 2 .4-5 S 1 .1 P 1 .1- 4 .1 M 1 .1- 3 .1 N 1 .4-6 N 2 .1-2, 2 .4-5 S 1 .1 P 1 .1- 4 .1 M 1 .1- 3 .1 N 1 .4-6 N 2 .1-2, 2 .4-5 S 1 .1 Reinforced Shank Tool Identification BU519400 BU51C400 BU999400 BU99C400 BU51C410 Dimens. ID Enorm 1-Z/E TICN Flutes Enorm 1-Z/E GLT-1 Flutes Enorm 1-Z/E-IKZ TICN Flutes Enorm 1-Z/E-IKZ GLT-1 Flutes Enorm 1-Z/E GLT-1 Flutes Nominal Size ø d 1 T.P.I. inch l 1 l 2 l 3 ø d 2 No. 1 64 1.772 0.157 0.472 0.141 0.110 0.0595 .5000 No. 2 56 1.772 0.177 0.472 0.141 0.110 0.0700 .5001 No. 3 48 1.969 0.197 0.551 0.141 0.110 0.0820 .5002 No. 4 40 2.205 0.236 0.709 0.141 0.110 0.0890 .5003 2 2 2 No. 5 40 2.205 0.276 0.709 0.141 0.110 0.1015 .5004 3 3 3 No. 6 32 2.205 0.276 0.787 0.141 0.110 0.1110 .5005 3 3 3 No. 8 32 2.480 0.315 0.827 0.168 0.131 0.1360 .5006 3 3 3 No. 10 24 2.756 0.394 0.984 0.194 0.152 0.1520 .5007 3 3 3 3 3 No. 12 24 3.150 0.394 1.142 0.220 0.165 0.1770 .5008 1 / 4 20 3.150 0.512 1.181 0.255 0.191 0.2040 .5009 3 3 3 3 3 5 / 16 18 3.543 0.551 1.378 0.318 0.238 0.2610 .5010 3 3 3 3 3 3 / 8 16 3.937 0.630 1.535 0.381 0.286 0.3160 .5011 3 3 3 3 3 Reduced Shank Tool Identification CU519400 CU51C400 CU999400 CU99C400 CU51C410 Dimens. ID Enorm 2-Z/E TICN Flutes Enorm 2-Z/E GLT-1 Flutes Enorm 2-Z/E-IKZ TICN Flutes Enorm 2-Z/E-IKZ GLT-1 Flutes Enorm 2-Z/E GLT-1 Flutes Nominal Size ø d 1 T.P.I. inch l 1 l 2 l 3 ø d 2 7 / 16 14 3.937 0.709 — 0.323 0.242 0.3680 .5012 4 4 4 4 4 1 / 2 13 4.331 0.787 — 0.367 0.275 0.4219 .5013 4 4 4 4 4 9 / 16 12 4.331 0.787 — 0.429 0.322 0.4844 .5014 4 4 4 5 / 8 11 4.331 0.866 — 0.480 0.360 0.5313 .5015 4 4 4 4 4 3 / 4 10 4.921 0.984 — 0.590 0.442 0.6563 .5016 4 4 4 4 4 7 / 8 9 5.512 1.063 — 0.697 0.523 0.7656 .5017 5 5 5 5 5 1 8 6.299 1.181 — 0.800 0.600 0.8750 .5018 5 5 5 5 5 1 1 / 8 7 7.087 1.378 — 0.896 0.672 0.9843 .5019 1 1 / 4 7 7.087 1.378 — 1.021 0.766 1.1094 .5020 1 3 / 8 6 7.874 1.575 — 1.108 0.831 1.2205 .5021 1 1 / 2 6 7.874 1.575 — 1.233 0.925 1.3386 .5022 1 3 / 4 5 8.661 1.772 — 1.430 1.072 1.5551 .5023 2 4 1 / 2 9.843 1.969 — 1.644 1.233 1.7812 .5024 new new