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 6320-01-230-8444
NSN 5915-01-028-5877
NSN 5975-00-686-3504
NSN 6130-00-297-5793
NSN 6645-01-227-2036
NSN 5895-00-363-1486
NSN 5910-01-500-1945
NSN 6130-01-147-2034
NSN 5945-00-515-2667
NSN 5998-01-451-4631
NSN 5990-01-517-7848
NSN 5915-01-342-8374