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 5855-00-466-2309
NSN 6650-01-630-3410
NSN 2925-00-450-7783
NSN 5920-01-058-1252
NSN 5990-01-234-8646
NSN 5920-01-151-4368
NSN 5965-01-444-1322
NSN 5920-01-218-5742
NSN 5910-01-449-0427
NSN 5990-01-136-4068
NSN 2925-01-203-0493
NSN 6685-00-156-3054