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 5925-00-249-1287
NSN 6105-01-180-8382
NSN 6650-01-420-5586
NSN 6145-00-643-4962
NSN 4140-01-041-5276
NSN 5895-00-151-3934
NSN 6130-00-814-3078
NSN 5925-00-272-8959
NSN 5905-01-566-2998
NSN 5935-01-118-3159
NSN 6110-01-558-3441
NSN 5925-01-251-2803