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 5950-01-390-4288
NSN 6320-01-495-0512
NSN 5990-01-425-2175
NSN 6220-00-531-6430
NSN 5935-01-328-0979
NSN 5855-00-532-0025
NSN 6320-00-908-6841
NSN 5985-01-483-2355
NSN 5950-01-189-5475
NSN 6685-01-437-6939
NSN 6620-01-381-6225
NSN 6110-00-995-0133