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 2925-00-899-4261
NSN 6610-01-561-5604
NSN 5855-01-147-4785
NSN 6645-01-654-4312
NSN 5960-00-822-9519
NSN 5835-01-163-4215
NSN 5905-01-055-5582
NSN 5945-01-219-1299
NSN 6135-00-904-6780
NSN 5835-00-013-9271
NSN 6240-00-583-9863
NSN 6135-00-269-5843