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 6620-00-806-9303
NSN 6135-00-405-1989
NSN 5835-01-116-2369
NSN 5965-01-063-7894
NSN 5945-01-242-9989
NSN 5998-01-139-7382
NSN 6650-01-053-8726
NSN 5999-01-284-0552
NSN 4140-01-300-5352
NSN 6220-00-231-9429
NSN 5855-01-369-4192
NSN 5895-01-462-5929