Jam nuts have a low profile and are often used on top of a standard nut to lock the first nut into place
| Type | Nut |
| Style | Hex Jam |
| Size | 1/2"-20 |
| Material | Carbon Steel |
| Grade/Class | 5 |
| Thread Direction | Right |
| Thread Type | SAE / UNF (Fine) |
| Height | 5/16" |
| Wrench Size | 11/16" |
