Threading Technology – Clamping Technology 520

180 UNC M MF G STI SELF-LOCK Tech. Info v c Product Finder Ordering Example: BU44Z700.5041 Roll Form Taps HSSE-PM, Carbide 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 ) Z CNC-Controlled Machines UNF P 60° Unified Fine Thread ASME B1.1 Class of Fit 2BX 2BX 2BX Coating TIN-80 TIN-80 TIN-80 Cutting Material HSSE-PM Carbide Carbide Technical Characteristics E / 1.5-2 C / 2-3 E / 1.5-2 E / O E / O E / O Thread Depth max. 3 x d 1 and Hole Shape 1) Applications – Material P 1 .1- 5 .1 M 1 .1- 3 .1 2) K 2 .1 N 2 .1-2, 2 .4-5 S 1 .1- 2 .2 2) S 2 .4 2) P 2 .1- 5 .1 N 1 .4-5, 2 .4-5 P 2 .1- 5 .1 N 1 .4-5, 2 .4-5 Reinforced Shank Tool Identification BU44Z700 BU38Z800 BU44Z800 Dimens. ID InnoForm 1-Z/E-SN-IKZ PM-TIN-80 VHM InnoForm 1-Z-SN-IKZ TIN-80 VHM InnoForm 1-Z/E-SN-IKZ TIN-80 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 CU44Z700 Dimens. ID InnoForm 2-Z/E-SN-IKZ PM-TIN-80 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 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