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 6135-01-441-0518
NSN 5910-01-355-2149
NSN 6130-01-625-2779
NSN 5930-01-512-9642
NSN 5950-00-924-9993
NSN 6135-00-816-9052
NSN 5930-01-562-3426
NSN 5998-01-355-2684
NSN 6135-00-764-8680
NSN 5965-01-250-8542
NSN 5935-01-547-5772
NSN 5935-00-433-5494