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 5920-01-654-6407
NSN 6240-00-158-2808
NSN 6610-01-173-0465
NSN 6610-01-224-7247
NSN 6620-01-394-4042
NSN 6110-00-166-1998
NSN 5945-01-262-2106
NSN 5905-00-970-3739
NSN 5965-00-089-8308
NSN 6145-00-736-8338
NSN 5945-00-194-9714
NSN 5835-01-457-7951