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 6110-00-320-8047
NSN 6620-00-383-8740
NSN 5999-01-006-4616
NSN 5960-00-509-4549
NSN 6320-01-627-1594
NSN 5945-00-286-4668
NSN 5965-01-578-5085
NSN 6130-01-154-1119
NSN 5975-01-268-1529
NSN 5835-01-632-6627
NSN 5960-00-419-4521
NSN 5996-01-633-2434