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 5910-01-587-5979
NSN 6240-00-635-9913
NSN 6105-01-444-3849
NSN 6145-00-870-1137
NSN 5915-00-014-6642
NSN 5975-00-728-3224
NSN 6105-00-338-2785
NSN 6240-01-476-7935
NSN 5950-00-599-9435
NSN 6645-00-836-2984
NSN 6220-01-512-2028
NSN 6685-01-512-0600