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 5996-01-177-2150
NSN 2925-01-027-1293
NSN 5930-01-352-7966
NSN 5915-01-437-8267
NSN 5999-01-278-7863
NSN 5930-01-211-4203
NSN 5910-01-301-5790
NSN 5999-01-318-5193
NSN 6240-01-045-2095
NSN 5855-00-221-9435
NSN 5990-01-118-8624
NSN 5855-01-519-7929