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 5835-01-044-2628
NSN 5925-01-068-7906
NSN 6110-01-595-0519
NSN 5985-01-548-8911
NSN 6620-01-050-2866
NSN 6150-01-326-3039
NSN 5855-01-503-3452
NSN 6130-01-084-9570
NSN 4140-01-024-9414
NSN 5945-01-128-6709
NSN 5910-00-255-4054
NSN 6145-00-880-8199