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 5935-01-421-8690
NSN 6685-01-477-7955
NSN 5910-01-233-4161
NSN 5996-01-091-3403
NSN 5999-01-167-3216
NSN 5855-00-014-5008
NSN 6610-01-469-6235
NSN 2925-01-218-5556
NSN 6320-00-270-8222
NSN 5920-00-466-3950
NSN 6130-01-406-4970
NSN 5950-01-227-2466