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 5915-01-478-9254
NSN 5945-01-342-7527
NSN 5950-01-555-8152
NSN 6130-00-727-5928
NSN 5975-00-935-5946
NSN 5930-00-998-7599
NSN 6145-00-471-3975
NSN 5999-01-593-5428
NSN 6320-01-462-2295
NSN 6645-01-486-7029
NSN 5999-01-065-1646
NSN 5905-01-485-3632