| Nominal Diameter, D | L 1 | L 2 | D 2 | □ |
| UNF No. 4 X 48 | 48 | 11 | 3.15 | 2.5 |
| UNF No. 5 X 44 | 48 | 11 | 3.15 | 2.5 |
| UNF No. 6 X 40 | 50 | 13 | 3.55 | 2.8 |
| UNF No. 8 X 36 | 53 | 13 | 4.5 | 3.55 |
| UNF No. 10 X 32 | 58 | 16 | 5 | 4 |
| UNF No. 12 X 28 | 62 | 17 | 5.6 | 4.5 |
| 1/4 X 28 | 66 | 19 | 6.3 | 5 |
| 5/16 X 24 | 69 | 19 | 8 | 6.3 |
| 3/8 X 24 | 76 | 20 | 10 | 8 |
| 7/16 X 20 | 82 | 22 | 8 | 6.3 |
| 1/2 X 20 | 84 | 24 | 9 | 7.1 |
| 9/16 X 18 | 90 | 25 | 11.2 | 9 |
| 5/8 X 18 | 95 | 25 | 12.5 | 10 |
| 3/4 X 16 | 104 | 29 | 14 | 11.2 |
| 7/8 X 14 | 113 | 33 | 16 | 12.5 |
| 1 X 12 | 120 | 35 | 18 | 14 |
| 1 X 14 | 110 | 40 | 18 | 14.5 |
| 1.1/8 X 12 | 138 | 48 | 20 | 16 |
| 1.1/4 X 12 | 151 | 51 | 22.4 | 18 |
| 1.3/8 X 12 | 162 | 57 | 25 | 20 |
| 1.1/2 X 12 | 170 | 60 | 28 | 22.4 |
| 1.5/8 X 12 | 170 | 60 | 28 | 22.4 |
| 1.3/4 X 12 | 187 | 67 | 31.5 | 25 |
| 1.7/8 X 12 | 187 | 67 | 31.5 | 25 |
| 2 X 12 | 200 | 70 | 35.5 | 28 |
| 2.1/8 X 12 | 200 | 70 | 35.5 | 28 |
| 2.1/4 X 12 | 221 | 76 | 40 | 31.5 |
| 2.1/2 X 12 | 224 | 79 | 40 | 31.5 |
| 5/8 X 12 | 100 | 22 | 12 | 9 |
| 3/4 X 12 | 110 | 25 | 14 | 11 |
| 7/8 X 12 | 140 | 26 | 18 | 14.5 |
| 1.1/16 X 12 | 138 | 48 | 20 | 16 |
| 1.5/16 X 12 | 162 | 57 | 25 | 20 |
| DIN 376 | ||||
| 1/4 x 28 | 80 | 17 | 4.5 | 3.4 |
| 5/16 x 24 | 90 | 20 | 6 | 4.9 |
| 3/8 x 24 | 100 | 22 | 8 | 6.2 |
| 7/16 x 20 | 100 | 22 | 8 | 6.2 |
| 1/2 x 20 | 100 | 22 | 9 | 7 |
