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 5998-01-415-5525
NSN 5915-01-579-7770
NSN 5935-01-589-0104
NSN 5935-01-301-4826
NSN 2925-01-079-6229
NSN 5895-00-776-3025
NSN 6650-00-304-6987
NSN 6645-01-265-0648
NSN 6150-01-371-2105
NSN 6130-01-519-9337
NSN 6135-01-136-1059
NSN 5895-01-481-3676