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 4140-01-557-9424
NSN 7035-00-406-0568
NSN 6240-01-276-9417
NSN 5915-00-324-0014
NSN 5945-00-164-2462
NSN 5965-01-641-0237
NSN 5835-01-286-6499
NSN 6145-01-599-3202
NSN 6135-00-833-9909
NSN 5920-00-009-8186
NSN 6130-00-816-6637
NSN 6650-00-784-9222