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 5920-01-541-5030
NSN 6130-00-156-7219
NSN 5915-01-300-4900
NSN 5945-01-207-7040
NSN 5965-01-524-4979
NSN 6220-00-445-4050
NSN 7035-01-452-9086
NSN 5950-01-361-9148
NSN 6150-01-646-0351
NSN 5905-01-102-5497
NSN 6320-00-174-1362
NSN 5930-00-531-6219