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 6650-01-519-9165
NSN 5990-00-605-0391
NSN 5965-00-460-8913
NSN 5930-01-191-3406
NSN 5998-01-572-7016
NSN 6620-01-103-7508
NSN 5835-01-478-0157
NSN 5925-00-617-2994
NSN 5895-00-021-3539
NSN 5920-01-179-9739
NSN 5999-00-421-1109
NSN 5975-01-161-1409