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 6240-00-150-6754
NSN 6150-00-518-1402
NSN 5895-01-399-7914
NSN 5998-00-459-8622
NSN 5999-01-063-7408
NSN 5998-01-139-6237
NSN 6150-00-262-4977
NSN 4140-00-843-7262
NSN 6685-00-058-2251
NSN 6620-00-980-8046
NSN 5895-01-235-8444
NSN 5915-01-215-2159