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 6645-00-189-7075
NSN 2925-01-376-9236
NSN 5835-01-550-1577
NSN 5996-01-588-6414
NSN 6610-00-473-5046
NSN 6610-00-624-4494
NSN 5999-01-319-1281
NSN 6110-00-207-8862
NSN 6320-01-592-6248
NSN 5935-01-345-6289
NSN 5855-01-301-0158
NSN 6620-01-648-1594