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 6220-01-316-2253
NSN 5935-00-252-4793
NSN 5950-01-417-2423
NSN 6135-00-269-5843
NSN 6150-00-864-0363
NSN 5835-01-193-6192
NSN 6650-01-175-0841
NSN 5985-00-226-2118
NSN 5950-01-020-7174
NSN 5990-01-180-7365
NSN 5925-01-421-5731
NSN 6645-01-633-1852