A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 6220-01-161-6439
NSN 5915-01-309-1598
NSN 5855-01-121-8862
NSN 6685-01-080-8734
NSN 5925-01-443-8590
NSN 5996-00-285-3727
NSN 5975-01-407-4632
NSN 6130-01-544-8289
NSN 6150-01-419-5891
NSN 6130-01-552-5920
NSN 6150-00-954-6126
NSN 5998-01-003-6877