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 5998-00-305-4087
NSN 5985-00-439-0548
NSN 6620-01-154-4209
NSN 5910-01-425-8838
NSN 6130-00-111-1320
NSN 5985-01-247-9133
NSN 2925-01-157-9204
NSN 2925-01-387-0870
NSN 5999-01-308-9458
NSN 5945-00-269-5375
NSN 5999-01-529-9399
NSN 5960-00-889-5470