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 5910-00-984-4866
NSN 6610-01-308-2712
NSN 5915-01-551-5322
NSN 5835-00-113-6090
NSN 6645-00-030-8030
NSN 6620-01-643-6817
NSN 5998-01-478-6731
NSN 5990-01-288-7393
NSN 5925-01-368-5442
NSN 6135-01-041-3829
NSN 6650-01-428-9958
NSN 6130-01-611-9527