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 6685-01-500-1810
NSN 5998-00-498-6694
NSN 5965-00-884-2344
NSN 5920-01-452-0916
NSN 6620-01-197-8207
NSN 5905-01-493-5571
NSN 5935-00-144-8017
NSN 6650-00-627-9402
NSN 5999-01-023-1633
NSN 4140-00-036-6447
NSN 5835-00-933-9609
NSN 6685-00-270-8070