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 6650-01-170-5440
NSN 2925-01-327-3069
NSN 5920-01-495-6456
NSN 5960-01-166-8963
NSN 7035-00-215-3272
NSN 5945-00-351-1444
NSN 5998-01-100-6421
NSN 5915-01-282-7848
NSN 6145-01-169-5663
NSN 5925-01-391-9019
NSN 6620-01-519-2628
NSN 6620-01-533-6428