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 6150-01-322-6388
NSN 6620-01-601-4314
NSN 5835-01-088-4676
NSN 6135-01-391-6515
NSN 5975-00-339-3313
NSN 5910-00-181-5882
NSN 4140-01-512-8528
NSN 5950-01-396-5617
NSN 5935-00-344-4516
NSN 6150-01-139-3787
NSN 5960-01-484-2042
NSN 5985-01-644-4237