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 6685-01-555-6681
NSN 5895-00-981-9838
NSN 6240-01-025-5847
NSN 6650-00-299-9681
NSN 6130-01-380-7236
NSN 5935-01-050-6597
NSN 5915-00-308-0916
NSN 6110-01-440-3922
NSN 5990-01-364-8405
NSN 6320-00-937-5625
NSN 5950-00-205-2932
NSN 6135-01-487-5336