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 6620-01-032-3937
NSN 6645-01-425-1673
NSN 4140-01-267-5137
NSN 5905-01-290-3750
NSN 6220-00-231-9429
NSN 6145-01-534-7895
NSN 5999-00-184-7656
NSN 6240-01-562-1473
NSN 6645-01-233-1131
NSN 6220-00-495-1203
NSN 5945-01-162-4983
NSN 6105-01-392-0500