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 6320-00-831-2227
NSN 6620-01-535-6925
NSN 6610-00-661-1797
NSN 5965-00-204-8513
NSN 6105-01-552-8289
NSN 5985-01-148-9940
NSN 5960-00-529-2704
NSN 5945-00-433-6571
NSN 5998-00-305-4087
NSN 6105-00-303-9756
NSN 5998-00-698-2085
NSN 6145-01-613-3598