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 2925-00-583-9669
NSN 6220-01-149-0144
NSN 6650-01-230-5155
NSN 5950-00-361-8504
NSN 6620-00-658-6588
NSN 5920-01-497-9056
NSN 6620-01-618-9854
NSN 5895-01-032-2296
NSN 5990-00-186-2445
NSN 5996-01-244-0222
NSN 5895-00-118-3152
NSN 6610-01-580-6811