A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 6645-00-173-2800
NSN 5930-01-467-7471
NSN 6240-00-297-3919
NSN 6610-01-362-4897
NSN 5998-01-311-9627
NSN 5950-01-647-4684
NSN 5950-00-329-5073
NSN 6650-01-591-8574
NSN 6110-01-168-8600
NSN 5855-01-510-4564
NSN 5835-00-065-6757
NSN 5905-01-310-1864