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 6650-01-181-6037
NSN 6145-00-871-9112
NSN 4140-00-118-6169
NSN 6130-01-115-1563
NSN 6150-00-205-0582
NSN 2925-01-424-0235
NSN 6320-00-242-3300
NSN 7035-01-547-5046
NSN 6240-01-055-5193
NSN 5905-01-350-3146
NSN 5975-01-619-0947
NSN 5950-00-541-8789