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 5960-01-073-4201
NSN 5945-00-169-6852
NSN 5915-00-708-5182
NSN 6320-01-631-7828
NSN 5975-00-042-8092
NSN 6320-00-823-2015
NSN 5990-00-764-1824
NSN 5930-01-158-7184
NSN 5998-01-102-3380
NSN 5925-01-436-4943
NSN 6645-00-095-6956
NSN 5965-00-807-2491