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 6610-00-374-1563
NSN 6320-01-123-2476
NSN 5998-01-360-7664
NSN 5835-01-490-6325
NSN 5855-01-484-1416
NSN 5998-01-027-8699
NSN 5920-01-421-0291
NSN 6110-00-316-3484
NSN 5996-01-533-7803
NSN 6620-00-658-6588
NSN 4140-01-633-8125
NSN 6650-00-023-5054