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 6650-00-990-7255
NSN 6220-01-263-3899
NSN 6135-01-338-8969
NSN 5935-00-904-4607
NSN 5950-01-562-4659
NSN 5835-01-160-7282
NSN 6150-01-650-9820
NSN 5835-00-777-8333
NSN 6620-01-085-2915
NSN 6320-00-284-1524
NSN 5855-01-167-2162
NSN 5998-01-123-8257