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 6110-01-376-7251
NSN 5990-00-240-3135
NSN 6150-01-435-6554
NSN 6220-00-871-5094
NSN 5905-01-428-6323
NSN 6105-01-018-3677
NSN 5985-01-555-8579
NSN 5975-01-493-8345
NSN 5895-00-636-1103
NSN 5950-01-658-6773
NSN 6645-01-093-5015
NSN 6105-01-522-6915