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 4140-00-306-9592
NSN 5835-00-816-0394
NSN 5905-01-630-2501
NSN 5965-00-518-0958
NSN 6145-01-391-7733
NSN 5998-01-062-7292
NSN 6150-01-364-8510
NSN 6110-01-617-7103
NSN 6105-01-658-3722
NSN 5990-01-305-8121
NSN 5935-01-559-0562
NSN 5996-00-196-7258