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 5965-01-275-2212
NSN 5920-00-506-1790
NSN 5996-01-055-3457
NSN 5905-00-643-9954
NSN 6240-00-017-9006
NSN 6145-01-145-9889
NSN 5965-00-071-0562
NSN 6320-01-089-9086
NSN 6610-01-072-6768
NSN 5925-00-369-7747
NSN 5835-01-360-2657
NSN 2925-01-231-6312