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 5990-01-285-4633
NSN 6105-01-365-2634
NSN 6645-01-036-5027
NSN 5835-01-641-0073
NSN 5950-01-515-1947
NSN 6130-01-473-1805
NSN 5925-00-720-1354
NSN 6620-00-400-4237
NSN 5996-00-026-9118
NSN 6620-01-443-3526
NSN 5935-00-468-4401
NSN 6105-01-003-9162