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 5975-01-012-2591
NSN 6130-01-327-3261
NSN 6220-01-608-5611
NSN 5960-01-206-0743
NSN 6110-01-471-3856
NSN 6610-01-648-4460
NSN 6610-01-561-7813
NSN 7035-01-246-3086
NSN 6135-01-658-3265
NSN 5905-01-057-3625
NSN 5998-01-068-2748
NSN 5915-00-224-8483