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 5835-01-519-1153
NSN 6110-00-467-6329
NSN 6320-01-506-9439
NSN 6135-01-502-8771
NSN 5855-01-273-0927
NSN 2925-00-732-2237
NSN 6110-01-445-3072
NSN 5930-01-281-0045
NSN 6650-01-432-1830
NSN 6145-01-414-7274
NSN 6620-00-526-6774
NSN 6240-00-145-8167