- Self-locking nuts have a reduced height and are used in limited space applications where access is a problem
- These nuts are rated at a max temperature of 450° F and have a tensile strength of 160,000 psi
| Type | Nut |
| Style | Self-Locking |
| Size | #4-40 |
| Material | Stainless Steel |
| Max Temp. | NA |
| Thread Style | Coarse, UNC-2B |
| Head Style | Hex, Machine Height |
| Height | 0.250 |
| Locking Element | None |
| Mil-Spec | MS35649-244 |
| NAS Spec | NASM35649 |
