| Nominal Size | Screw | Dimension (mm) | 304 Inventory |
|
|---|---|---|---|---|
| B (inch) | A(mm) | d2 | A | |
| 1/4B | 8A | Rc1/4 | 17 | ● |
| 3/8B | 10A | Rc3/8 | 19 | ● |
| 1/2B | 15A | Rc1/2 | 21 | ● |
| 3/4B | 20A | Rc3/4 | 25 | ● |
| 1B | 25A | Rc1 | 29 | ● |
| 11/4B | 32A | Rc11/4 | 33 | ● |
| 11/2B | 40A | Rc11/2 | 37 | ● |
| 2B | 50A | Rc2 | 42 | ● |
| 21/2B | 65A | Rc21/2 | 49 | ● |
| 3B | 80A | Rc3 | 54 | ● |
| 4B | 100A | Rc4 | 64 | ● |