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 5905-00-152-8517
NSN 6240-01-352-3642
NSN 6105-01-479-3404
NSN 5975-01-450-0451
NSN 6620-00-663-8962
NSN 2925-00-404-6461
NSN 4140-00-152-7092
NSN 5950-01-415-5150
NSN 5960-00-204-7506
NSN 5975-01-152-2635
NSN 6240-01-578-7023
NSN 6145-00-283-3682