A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 6645-00-081-4298
NSN 5925-00-128-9376
NSN 6110-00-383-3572
NSN 6645-01-311-9794
NSN 5915-00-859-6427
NSN 6135-01-556-7318
NSN 6150-01-437-5443
NSN 5960-00-180-0805
NSN 5905-01-603-9356
NSN 6645-01-431-4545
NSN 6130-01-423-0612
NSN 5915-01-071-8517