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 6620-01-157-6954
NSN 5965-00-568-5802
NSN 5910-01-523-5605
NSN 4140-01-645-1166
NSN 5935-01-390-0694
NSN 2925-00-422-5159
NSN 5905-00-225-8593
NSN 5996-01-005-5134
NSN 6620-01-538-7174
NSN 6650-01-436-8558
NSN 6220-00-058-5002
NSN 5905-00-569-6566