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 6130-00-199-4210
NSN 5996-01-323-9370
NSN 6610-01-260-6320
NSN 5930-01-411-4980
NSN 4140-01-579-2773
NSN 5999-00-579-9513
NSN 6645-01-550-9669
NSN 5915-00-139-9957
NSN 5910-00-156-0993
NSN 6240-00-372-4841
NSN 5990-01-258-0512
NSN 5945-00-189-8783