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 6150-01-406-3431
NSN 5975-01-485-7286
NSN 6240-01-160-7934
NSN 5990-00-362-1453
NSN 5855-00-411-8688
NSN 5895-01-036-5350
NSN 5930-00-758-9348
NSN 6130-00-522-5489
NSN 5895-00-525-3295
NSN 5945-01-075-6528
NSN 6145-00-842-3493
NSN 5950-00-703-5112