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 5920-01-113-8048
NSN 5945-01-116-3606
NSN 7035-00-541-8516
NSN 5990-01-411-5930
NSN 6645-00-613-2378
NSN 5910-00-288-1898
NSN 6110-01-624-1428
NSN 5920-00-940-2912
NSN 5985-01-520-3412
NSN 5985-01-422-2043
NSN 5990-01-578-5382
NSN 5985-00-370-3379