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 5925-00-020-8917
NSN 5975-00-131-0284
NSN 5990-00-553-4413
NSN 5998-00-979-9180
NSN 5910-01-191-3143
NSN 5998-00-161-1942
NSN 5945-01-558-2240
NSN 5990-00-678-6006
NSN 5965-01-200-6613
NSN 5915-00-739-7331
NSN 5945-01-009-0277
NSN 4140-00-555-3856