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 5945-00-927-5503
NSN 5998-01-487-5042
NSN 6150-01-278-9840
NSN 5935-01-290-6801
NSN 5975-00-167-6509
NSN 5905-01-573-2341
NSN 6220-01-312-0999
NSN 7035-01-182-1086
NSN 6620-01-371-5040
NSN 6240-01-388-4099
NSN 5975-00-707-8036
NSN 6145-01-041-6562