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 6130-01-310-4939
NSN 6110-01-122-7464
NSN 5925-01-081-3690
NSN 6145-01-443-7444
NSN 5998-00-283-4415
NSN 6135-01-396-4900
NSN 6110-01-504-5237
NSN 5930-01-446-1543
NSN 5960-00-400-9106
NSN 5855-01-605-7233
NSN 4140-01-149-4803
NSN 5998-01-602-5916