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 5990-00-406-4991
NSN 2925-01-052-0636
NSN 5965-01-248-4892
NSN 6685-00-229-7350
NSN 5855-01-656-6808
NSN 5895-01-285-8778
NSN 6610-01-533-2158
NSN 5960-00-034-7925
NSN 5985-01-629-2999
NSN 6150-01-390-7717
NSN 6645-00-580-2652
NSN 5925-00-542-9637