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 5990-01-534-8609
NSN 5965-01-501-5638
NSN 5950-00-935-2428
NSN 6110-01-132-2442
NSN 5905-00-339-3761
NSN 6145-01-136-5805
NSN 5915-01-456-5056
NSN 6150-00-121-1996
NSN 5835-00-807-5632
NSN 5965-00-370-3855
NSN 5998-01-322-8328
NSN 6135-00-235-1938