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.
NSN 6645-01-430-2420
NSN 6150-00-843-5905
NSN 2925-01-379-6183
NSN 5895-00-434-5721
NSN 5835-01-631-3940
NSN 6650-01-235-0981
NSN 5998-01-165-0450
NSN 6610-01-501-2024
NSN 6610-00-464-6924
NSN 5996-01-561-2413
NSN 5915-00-565-5935
NSN 6150-01-582-5590