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 6620-00-408-5478
NSN 5960-00-800-9215
NSN 6105-00-079-2409
NSN 5905-01-004-2719
NSN 5945-00-382-7748
NSN 5965-01-543-8913
NSN 6110-00-600-8508
NSN 5998-01-306-1489
NSN 5910-01-378-8330
NSN 6650-01-156-4660
NSN 5990-01-023-3307
NSN 5945-01-097-7236