Threading Technology – Clamping Technology 520

178 UNC M MF G STI SELF-LOCK Tech. Info v c Product Finder Roll Form Taps HSSE-PM Ordering Example: BU37Y700.5035 DIN Length · ANSI Shank Overall length acc. to DIN 2174 l 1 ø d 1 l 2 ø d 2 l 3 Reinforced Shank (No.0 - 3 / 8 ) ø d 2 ø d 1 l 2 l 1 Reduced Shank ( 7 / 16 - 7 / 8 ) AL Aluminum Wrought Alloys GAL Aluminum Cast Alloys UNF P 60° Unified Fine Thread ASME B1.1 Class of Fit 2BX 2BX 2BX 2BX Coating GLT-8 GLT-8 TICN TICN Cutting Material HSSE-PM HSSE-PM HSSE-PM HSSE-PM Technical Characteristics C / 2-3 E / 1.5-2 C / 2-3 C / 2-3 E / O / P E / O E / O / P E / O Thread Depth max. 3 x d 1 max. 3 x d 1 max. 3 x d 1 max. 3 x d 1 and Hole Shape 1) 1) Applications – Material N 1 .1-4, 2 .1-2 N 1 .1-4, 2 .1-2 N 1 .4-6 N 1 .4-6 Reinforced Shank Tool Identification BU37Y700 BU44Y700 BU37Q200 BU38Q200 Dimens. ID InnoForm 1-AL-SN-PM GLT-8 InnoForm 1-AL/E-SN IKZ-PM GLT-8 InnoForm 1-GAL-SN PM-TICN InnoForm 1-GAL-SN IKZ-PM-TICN Nominal Size ø d 1 T.P.I. inch l 1 l 2 l 3 ø d 2 No. 0 80 1.626 0.157 0.433 0.141 0.110 0.0551 .5033 No. 1 72 1.772 0.157 0.472 0.141 0.110 0.0669 .5034 No. 2 64 1.772 0.177 0.472 0.141 0.110 0.0795 .5035 No. 3 56 1.969 0.197 0.551 0.141 0.110 0.0913 .5036 No. 4 48 2.205 0.236 0.709 0.141 0.110 0.1031 .5037 No. 5 44 2.205 0.276 0.709 0.141 0.110 0.1150 .5038 No. 6 40 2.205 0.276 0.787 0.141 0.110 0.1268 .5039 No. 8 36 2.480 0.315 0.827 0.168 0.131 0.1516 .5040 No. 10 32 2.756 0.394 0.984 0.194 0.152 0.1752 .5041 No. 12 28 3.150 0.394 1.142 0.220 0.165 0.2008 .5042 1 / 4 28 3.150 0.394 1.181 0.255 0.191 0.2343 .5043 5 / 16 24 3.543 0.394 1.260 0.318 0.238 0.2933 .5044 3 / 8 24 3.937 0.394 1.535 0.381 0.286 0.3563 .5045 Reduced Shank Tool Identification CU37Y700 CU44Y700 CU37Q200 CU38Q200 Dimens. ID InnoForm 2-AL-SN-PM GLT-8 InnoForm 2-AL/E-SN IKZ-PM GLT-8 InnoForm 2-GAL-SN PM-TICN InnoForm 2-GAL-SN IKZ-PM-TICN Nominal Size ø d 1 T.P.I. inch l 1 l 2 l 3 ø d 2 7 / 16 20 3.937 0.512 — 0.323 0.242 0.4154 .5046 1 / 2 20 3.937 0.512 — 0.367 0.275 0.4783 .5047 9 / 16 18 3.937 0.591 — 0.429 0.322 0.5374 .5048 5 / 8 18 3.937 0.591 — 0.480 0.360 0.6004 .5049 3 / 4 16 4.331 0.669 — 0.590 0.442 0.7224 .5050 7 / 8 14 4.921 0.669 — 0.697 0.523 0.8425 .5051 new new new new 1) Cold-forming in through holes is possible only with external cooling/lubrication 2) Restricted application possibilities with emulsion We recommend a smaller preparatory diameter by 0.002 in for difficult to form materials (such as aluminum cast alloys) for P = 24 T.P.I. and coarser threads. For further information regarding the recommended preparatory diameters, see page 208 - 209. UNF