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 6645-00-739-6718
NSN 5960-01-283-0308
NSN 5930-01-514-6810
NSN 5950-01-609-1280
NSN 6220-00-823-4588
NSN 5855-01-391-7077
NSN 5895-00-188-8156
NSN 2925-01-182-0227
NSN 2925-01-197-7864
NSN 5996-01-372-4534
NSN 6320-01-512-2031
NSN 5999-00-279-4029