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 6145-00-338-5645
NSN 6645-01-614-4838
NSN 6685-01-262-3065
NSN 6645-00-479-9334
NSN 5960-01-033-0813
NSN 6130-00-473-6132
NSN 5996-00-518-0460
NSN 5985-01-390-2466
NSN 6130-01-296-9532
NSN 5998-01-063-7392
NSN 6610-01-339-5254
NSN 6650-00-954-4428