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 5920-00-387-5312
NSN 5930-01-409-2952
NSN 5925-01-446-1494
NSN 5925-01-099-9542
NSN 7035-01-421-4446
NSN 6240-01-462-8879
NSN 6685-01-139-0270
NSN 5996-00-155-4586
NSN 5855-00-151-3853
NSN 6320-00-300-5556
NSN 5996-01-120-8348
NSN 5895-01-418-6368