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 5835-00-647-2104
NSN 5920-00-495-5667
NSN 5990-00-655-0986
NSN 5895-01-335-2316
NSN 5855-00-327-2112
NSN 6145-01-634-0388
NSN 6135-00-973-5632
NSN 6135-01-554-4281
NSN 5905-01-551-4013
NSN 6320-01-190-1397
NSN 5920-00-107-7154
NSN 6105-01-399-8125