Page 19 - Carmex - X-treme Taps (Inch)

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Supercut Taps

Forming Taps

UN Fine ANSI B-1.1

DIN 371 DIN 374

3xd1 3xd1

C (2-3) C (2-3)

CTF CTF

ISO P M K N S H
XT7 Grade   

Pitch d2
UNF d1 Ordering Code L1 L2 L3 a
TPI mm
5-44 .125 44 CTF D371 C 5-44UNF 2BX XT7 3.5 2.2 .28 .71 .106 .115
6-40 .138 40 CTF D371 C 6-40UNF 2BX XT7 4.0 2.2 .24 .79 .118 .127

8-36 .164 36 CTF D371 C 8-36UNF 2BX XT7 4.5 2.5 .28 .83 .134 .152
10-32 .190 32 CTF D371 C 10-32UNF 2BX XT7 6.0 2.8 .31 .98 .193 .175
12-28 .216 28 CTF D371 C 12-28UNF 2BX XT7 6.0 3.1 .39 1.18 .193 .201

1/4-28 .250 28 CTF D371 C 0250-28UNF 2BX XT7 6.0 3.1 .39 1.18 .193 .234
5/16-24 .313 24 CTF D371 C 0312-24UNF 2BX XT7 8.0 3.5 .51 1.38 .244 .293
3/8-24 .375 24 CTF D371 C 0375-24UNF 2BX XT7 10.0 3.9 .59 1.54 .315 .356
7/16-20 .438 20 CTF D374 C 0437-20UNF 2BX XT7 8.0 3.9 .59 --- .244 .415
1/2-20 .500 20 CTF D374 C 0500-20UNF 2BX XT7 9.0 4.3 .59 --- .276 .478

5/8-18 .625 18 CTF D374 C 0625-18UNF 2BX XT7 12.0 4.3 .59 --- .354 .600
3/4-16 .750 16 CTF D374 C 0750-16UNF 2BX XT7 14.0 4.7 .67 --- .433 .722

Order example: CTF D371 C 10-32UNF 2BX XT7

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