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 6105-00-418-9648
NSN 4140-01-533-7037
NSN 6220-01-633-8634
NSN 5930-01-288-0232
NSN 5835-01-424-0054
NSN 5965-01-104-8559
NSN 5998-01-322-1301
NSN 5998-01-349-6417
NSN 6150-00-562-5415
NSN 5930-00-835-4777
NSN 6685-01-546-4234
NSN 6685-01-218-5258