A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 6110-01-138-7447
NSN 6645-01-364-7330
NSN 6685-01-469-7770
NSN 5925-01-368-6790
NSN 5945-01-442-6249
NSN 5855-00-973-5717
NSN 5945-00-907-7389
NSN 6650-01-660-9275
NSN 6685-00-470-8651
NSN 6130-00-952-2970
NSN 6620-01-288-4922
NSN 5975-00-527-9656