
(RC-Style Solid Tap Adapters continued)
| tap size mm | in | RC1 D = .750 D2 = 1.180 L = 1.100 L1 = .280 | RC2 D = 1.220 D2 = 1.890 L = 1.810 L1 = .430 | RC3 D = 1.890 D2 = 2.760 L = 2.760 L1 = .550 | D1 | S10 |
| M3 & M3.18 & M3.5 | #0 - #6 UNC/UNF | T11006 | — | — | .141 | .110 |
| M4 | #8 UNC/UNF | T11007 | — | — | .168 | .131 |
| M4.5 & M5 | #10 UNC/UNF | T11008 | — | — | .194 | .152 |
| — | #12 UNC/UNF | T11009 | — | — | .220 | .165 |
| M6 & M6.3 | 1/4 UNC/UNF | T11010 | — | — | .255 | .191 |
| — | — | T110166 | — | — | .313 | .234 |
| M7 & M8 | 5/16 UNC/UNF | T11012 | T21018 | — | .318 | .238 |
| — | 7/16 UNC/UNF | T11014 | T21020 | — | .323 | .242 |
| M12 & M12.5 | 1/2 UNC/UNF | T11015 | T21021 | — | .367 | .275 |
| M10 | 3/8 UNC/UNF | T11013 | T21019 | — | .381 | .286 |
| M14 | 9/16 UNC/UNF | T110155 | T21022 | — | .429 | .322 |
| — | — | T110177 | — | .438 | .328 | |
| M16 | 5/8 UNC/UNF | — | T21023 | — | .480 | .360 |
| M18 | 11/16 UNC/UNF | — | T21024 | — | .542 | .406 |
| — | — | — | T210288 | — | .563 | .421 |
| — | 3/4 UNC/UNF | — | T21025 | — | .590 | .442 |
| M20 | 13/16 UNC/UNF | — | T21026 | T31031 | .652 | .489 |
| — | — | — | T210300 | T310387 | .688 | .515 |
| M22 | 7/8 UNC/UNF | — | T21027 | T31032 | .697 | .523 |
| — | — | — | T210299 | .700 | .531 | |
| M24 | 15/16 UNC/UNF | — | — | T31033 | .760 | .570 |
| M25 | 1 UNC/UNF | — | — | T31034 | .800 | .600 |
| M27 | 1 1/8 UNC/UNF | — | — | T31035 | .896 | .672 |
| — | — | — | — | T310388 | .906 | .679 |
| — | 1 1/4 UNC/UNF | — | — | T31036 | 1.021 | .766 |
| M30 | 1 3/8 UNC/UNF | — | — | T31037 | 1.108 | .831 |
| — | — | — | — | T310389 | 1.125 | .843 |