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 6650-01-416-0473
NSN 5950-00-163-7202
NSN 7035-01-189-1549
NSN 5835-00-102-2373
NSN 6130-01-361-8628
NSN 6645-00-279-1777
NSN 6320-00-456-0836
NSN 5945-01-434-5542
NSN 5998-00-568-3973
NSN 6645-00-168-0781
NSN 6685-01-548-5618
NSN 7035-01-183-7550