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 6240-01-103-3081
NSN 5996-01-206-4104
NSN 5930-01-628-6989
NSN 5975-00-855-7058
NSN 6620-01-327-4111
NSN 6130-01-630-5147
NSN 2925-00-001-4604
NSN 6320-00-701-0437
NSN 5965-00-351-7460
NSN 5910-01-642-7956
NSN 5965-01-023-0809
NSN 5990-01-040-1320