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 5950-01-578-6669
NSN 5999-01-055-6571
NSN 5985-01-289-5583
NSN 6130-00-297-5793
NSN 6620-01-659-8887
NSN 6145-01-481-2283
NSN 5945-01-057-9248
NSN 6650-01-554-2824
NSN 6645-01-391-3499
NSN 5998-00-261-8727
NSN 5930-00-506-6968
NSN 5945-01-252-1412