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 4140-01-359-1665
NSN 6645-01-162-4509
NSN 5999-01-377-7187
NSN 6105-01-468-8570
NSN 5915-01-326-4293
NSN 5935-01-567-2708
NSN 5960-00-158-4841
NSN 6145-00-185-9962
NSN 6240-00-468-7089
NSN 5945-01-396-4678
NSN 6685-01-292-3597
NSN 5985-00-245-0240