Pennoyer-Dodge Company |
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| Standard Thread Ring Gages | ||||
|
Nominal Size |
Go or Not Go 2A or 3A |
Go & Not Go Sets 2A or 3A |
Ring Holder |
Ring Holder Size |
| # 0-80 UNF | 180.00 | 360.00 | 30.00 | 1T |
| # 1-64 UNC | 168.00 | 336.00 | 30.00 | 1T |
| # 1-72 UNF | 168.00 | 336.00 | 30.00 | 1T |
| # 2-56 UNC | 156.00 | 312.00 | 30.00 | 1T |
| # 2-64 UNF | 156.00 | 312.00 | 30.00 | 1T |
| # 3-48 UNC | 156.00 | 312.00 | 30.00 | 1T |
| # 3-56 UNF | 156.00 | 312.00 | 30.00 | 1T |
| # 4-40 UNC | 143.00 | 286.00 | 30.00 | 1T |
| # 4-48 UNF | 143.00 | 286.00 | 30.00 | 1T |
| # 5-40 UNC | 130.00 | 260.00 | 30.00 | 1T |
| # 5-44 UNF | 130.00 | 260.00 | 30.00 | 1T |
| # 6-32 UNC | 126.00 | 252.00 | 30.00 | 1T |
| # 6-40 UNF | 126.00 | 252.00 | 30.00 | 1T |
| # 8-32 UNC | 122.00 | 244.00 | 30.00 | 1T |
| # 8-36 UNF | 122.00 | 244.00 | 30.00 | 1T |
| # 10-24 UNC | 122.00 | 244.00 | 30.00 | 1T |
| # 10-32 UNF | 122.00 | 244.00 | 30.00 | 1T |
| # 12-24 UNC | 122.00 | 244.00 | 30.00 | 1T |
| # 12-28 UNF | 122.00 | 244.00 | 30.00 | 1T |
| # 12-32 UNEF | 148.00 | 296.00 | 30.00 | 1T |
| 1/4-20 UNC | 118.00 | 236.00 | 30.00 | 2T |
| 1/4-28 UNF | 118.00 | 236.00 | 30.00 | 2T |
| 1/4-32 UNEF | 148.00 | 296.00 | 30.00 | 2T |
| 5/16-18 UNC | 119.00 | 238.00 | 30.00 | 2T |
| 5/16-24 UNF | 119.00 | 238.00 | 30.00 | 2T |
| 5/16-32 UNEF | 148.00 | 296.00 | 30.00 | 2T |
| 3/8-16 UNC | 124.00 | 248.00 | 30.00 | 3T |
| 3/8-24 UNF | 124.00 | 248.00 | 30.00 | 3T |
| 3/8-32 UNEF | 149.00 | 298.00 | 30.00 | 3T |
| 7/16-14 UNC | 123.00 | 246.00 | 30.00 | 3T |
| 7/16-20 UNF | 123.00 | 246.00 | 30.00 | 3T |
| 7/16-28 UNEF | 149.00 | 298.00 | 30.00 | 3T |
| 1/2-13 UNC | 124.00 | 248.00 | 30.00 | 3T |
| 1/2-20 UNF | 124.00 | 248.00 | 30.00 | 3T |
| 1/2-28 UNEF | 151.00 | 302.00 | 30.00 | 3T |
| 9/16-12 UNC | 144.00 | 288.00 | 35.00 | 4T |
| 9/16-18 UNF | 144.00 | 288.00 | 35.00 | 4T |
| 9/16-24 UNEF | 167.00 | 334.00 | 35.00 | 4T |
| 5/8-11 UNC | 144.00 | 288.00 | 35.00 | 4T |
| 5/8-18 UNF | 144.00 | 288.00 | 35.00 | 4T |
| 5/8-24 UNEF | 190.00 | 380.00 | 35.00 | 4T |
| 11/16-24 UNEF | 190.00 | 380.00 | 35.00 | 4T |
| 3/4-10 UNC | 177.00 | 354.00 | 35.00 | 4T |
| 3/4-16 UNF | 174.00 | 348.00 | 35.00 | 4T |
| 3/4-20 UNEF | 216.00 | 432.00 | 35.00 | 4T |
| 13/16-20 UNEF | 216.00 | 432.00 | 35.00 | 4T |
| 7/8-9 UNC | 195.00 | 390.00 | 40.00 | 5T |
| 7/8-14 UNF | 191.00 | 382.00 | 40.00 | 5T |
| 7/8-20 UNEF | 228.00 | 456.00 | 40.00 | 5T |
| 15/16-20 UNEF | 228.00 | 456.00 | 40.00 | 5T |
| 1-8 UNC | 234.00 | 468.00 | 40.00 | 5T |
| 1-12 UNF | 231.00 | 462.00 | 40.00 | 5T |
| 1-14 UNS | 231.00 | 462.00 | 40.00 | 5T |
| 1-20 UNEF | 262.00 | 524.00 | 40.00 | 5T |
| 1 1/16-18 UNEF | 298.00 | 596.00 | 40.00 | 5T |
| 1 1/8-7 UNC | 298.00 | 596.00 | 40.00 | 5T |
| 1 1/8-12 UNF | 296.00 | 592.00 | 40.00 | 5T |
| 1 1/8-18 UNEF | 307.00 | 614.00 | 40.00 | 5T |
| 1 3/16-18 UNEF | 307.00 | 614.00 | 45.00 | 6T |
| 1 1/4-7 UNC | 308.00 | 616.00 | 45.00 | 6T |
| 1 1/4-12 UNF | 305.00 | 610.00 | 45.00 | 6T |
| 1 1/4-18 UNEF | 319.00 | 638.00 | 45.00 | 6T |
| 1 5/16-18 UNEF | 319.00 | 638.00 | 45.00 | 6T |
| 1 3/8-6 UNC | 319.00 | 638.00 | 45.00 | 6T |
| 1 3/8-12 UNF | 313.00 | 626.00 | 45.00 | 6T |
| 1 3/8-18 UNEF | 335.00 | 670.00 | 45.00 | 6T |
| 1 7/16-18 UNEF | 335.00 | 670.00 | 45.00 | 6T |
| 1 1/2-6 UNC | 350.00 | 700.00 | 45.00 | 6T |
| 1 1/2-12 UNF | 338.00 | 676.00 | 45.00 | 6T |
| 1 1/2-18 UNEF | 358.00 | 716.00 | 45.00 | 6T |
