
| Overall | Pin | Bored hole | Bored hole dia. | Bored hole | Bored hole | Bored hole | Shank | |
| length | length | dia.(GO) | (NOT-GO) | depth(1.5D) | depth( 2D) | depth( 2.5D) | dia. | |
| L | ℓ | d₁ | d₂ | ℓ₁ | ℓ₂ | ℓ₃ | Ds |
| L | ℓ | d1(inch) | d2(inch) | ℓ | ℓ | ℓ | Ds | |||||
| Size | Code | 1 | 2 | 3 | Type Stock | |||||||
| (inch) | (inch) | (Thread engagement ratio)(Thread engagement ratio) (inch) | (inch) | (inch) | (inch) |
| CPCSAUN6HA | 0.1110(83.1%) | 0.1148(71.4%) |
| CPCSAUN6HB | 0.1128(77.6%) | 0.1167(65.6%) |
No.6-40UNF 1.93 0.35 0.207 0.276 0.345 0.157 1 ○
| CPCSAUN6HC | 0.1147(71.7%) | 0.1186(59.7%) |
| CPCSAUN6HD | 0.1166(65.9%) | 0.1205(53.9%) |
| CPCSAUN8JA | 0.1300(83.8%) | 0.1345(72.7%) |
| CPCSAUN8JB | 0.1324(77.8%) | 0.1367(67.2%) |
No.8-32UNC 2.24 0.43 0.246 0.328 0.410 0.197 1 ○
| CPCSAUN8JC | 0.1346(72.4%) | 0.1389(61.8%) |
| CPCSAUN8JD | 0.1367(67.2%) | 0.1410(56.7%) |
| CPCSAUN8IA | 0.1340(83.1%) | 0.1377(72.9%) |
| CPCSAUN8IB | 0.1359(77.9%) | 0.1397(67.3%) |
No.8-36UNF 2.24 0.43 0.246 0.328 0.410 0.197 1 ○
| CPCSAUN8IC | 0.1378(72.6%) | 0.1416(62.1%) |
| CPCSAUN8ID | 0.1397(67.3%) | 0.1435(56.8%) |
| CPCSAUNAMA | 0.1450(83.1%) | 0.1502(73.5%) |
| CPCSAUNAMB | 0.1475(78.5%) | 0.1528(68.7%) |
No.10-24UNC 2.56 0.55 0.285 0.380 0.475 0.217 1 ○
| CPCSAUNAMC | 0.1502(73.5%) | 0.1555(63.7%) |
| CPCSAUNAMD | 0.1528(68.7%) | 0.1581(58.9%) |
| CPCSAUNAJA | 0.1560(83.7%) | 0.1601(73.7%) |
| CPCSAUNAJB | 0.1581(78.6%) | 0.1621(68.7%) |
No.10-32UNF 2.56 0.55 0.285 0.380 0.475 0.217 1 ○
| CPCSAUNAJC | 0.1601(73.7%) | 0.1641(63.8%) |
| CPCSAUNAJD | 0.1621(68.7%) | 0.1661(58.9%) |
| CPCSAUNCMA | 0.1710(83.1%) | 0.1758(74.3%) |
| CPCSAUNCMB | 0.1733(78.9%) | 0.1782(69.8%) |
No.12-24UNC 2.56 0.55 0.324 0.432 0.540 0.217 1 ○
| CPCSAUNCMC | 0.1758(74.3%) | 0.1807(65.2%) |
| CPCSAUNCMD | 0.1782(69.8%) | 0.1831(60.8%) |
| CPCSAUNCKA | 0.1770(84.0%) | 0.1815(74.4%) |
| CPCSAUNCKB | 0.1794(78.9%) | 0.1836(69.8%) |
No.12-28UNF 2.56 0.55 0.324 0.432 0.540 0.217 1 ○
| CPCSAUNCKC | 0.1815(74.4%) | 0.1857(65.3%) |
| CPCSAUNCKD | 0.1836(69.8%) | 0.1878(60.8%) |
| CPCSAU04NA | 0.1960(83.1%) | 0.2013(75.0%) |
| CPCSAU04NB | 0.1986(79.2%) | 0.2040(70.8%) |
1/4-20UNC 2.87 0.65 0.375 0.500 0.625 0.236 1 ○
| CPCSAU04NC | 0.2013(75.0%) | 0.2067(66.7%) |
| CPCSAU04ND | 0.2040(70.8%) | 0.2094(62.5%) |
| CPCSAU04KA | 0.2110(84.0%) | 0.2152(75.0%) |
| CPCSAU04KB | 0.2131(79.5%) | 0.2171(70.8%) |
1/4-28UNF 2.87 0.65 0.375 0.500 0.625 0.236 1 ○
| CPCSAU04KC | 0.2150(75.4%) | 0.2190(66.8%) |
| CPCSAU04KD | 0.2169(71.3%) | 0.2209(62.7%) |
| CPCSAU05OA | 0.2520(83.8%) | 0.2577(75.9%) |
| CPCSAU05OB | 0.2551(79.5%) | 0.2604(72.2%) |
5/16-18UNC 3.90 0.87 0.469 0.625 0.781 0.315 1 ○
| CPCSAU05OC | 0.2577(75.9%) | 0.2630(68.6%) |
| CPCSAU05OD | 0.2604(72.2%) | 0.2657(64.8%) |
| CPCSAU05MA | 0.2670(84.0%) | 0.2714(75.9%) |
| CPCSAU05MB | 0.2694(79.6%) | 0.2734(72.2%) |
5/16-24UNF 3.90 0.87 0.469 0.625 0.781 0.315 1 ○
| CPCSAU05MC | 0.2714(75.9%) | 0.2754(68.5%) |
| CPCSAU05MD | 0.2734(72.2%) | 0.2774(64.8%) |
| CPCSAU06PA | 0.3070(83.7%) | 0.3127(76.7%) |
| CPCSAU06PB | 0.3101(79.9%) | 0.3155(73.3%) |
3/8-16UNC 4.33 1.08 0.563 0.750 0.938 0.394 1 ○
| CPCSAU06PC | 0.3128(76.6%) | 0.3182(70.0%) |
| CPCSAU06PD | 0.3155(73.3%) | 0.3209(66.6%) |
| CPCSAU06MA | 0.3300(83.1%) | 0.3336(76.5%) |
3/8-24UNF 4.33 1.08 0.563 0.750 0.938 0.394 1 ○
CPCSAU06MB 0.3314(80.6%) 0.3354(73.2%)