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 6645-01-487-2052
NSN 5905-01-121-9346
NSN 4140-01-633-8125
NSN 5930-01-235-1135
NSN 5895-01-380-1914
NSN 5975-01-274-5344
NSN 5930-01-607-2741
NSN 6650-01-005-8570
NSN 5905-00-877-3662
NSN 6320-01-145-9013
NSN 6650-00-758-0378
NSN 5990-01-649-4647