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 5910-01-173-6302
NSN 6240-01-190-5344
NSN 5960-01-623-7202
NSN 5920-00-922-4906
NSN 6130-01-471-5673
NSN 6685-01-199-5911
NSN 5920-00-842-4749
NSN 6145-01-026-0030
NSN 6130-01-447-3164
NSN 5945-00-140-0385
NSN 6320-00-925-0558
NSN 5915-00-949-5379