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 6150-00-016-3785
NSN 6685-00-132-5126
NSN 6620-00-578-5851
NSN 5915-01-239-1729
NSN 5990-01-380-7815
NSN 6645-01-182-4896
NSN 6130-01-157-5491
NSN 6135-01-202-8113
NSN 2925-01-433-8915
NSN 6320-00-456-2092
NSN 5915-00-661-2223
NSN 5855-01-398-4965