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 6650-00-555-1061
NSN 5920-00-537-6671
NSN 6105-01-050-5878
NSN 5905-00-497-2825
NSN 5999-00-862-7797
NSN 5999-01-378-4648
NSN 5999-01-225-5720
NSN 6130-01-377-5922
NSN 5925-01-290-9491
NSN 6620-01-214-7520
NSN 5950-01-403-2852
NSN 4140-01-310-0003