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 6645-01-510-1984
NSN 5835-01-324-8739
NSN 5895-01-023-7893
NSN 5990-00-782-1400
NSN 6240-00-923-8944
NSN 5960-01-527-7347
NSN 5990-01-485-0260
NSN 5915-00-782-5026
NSN 5945-00-577-6696
NSN 6320-00-731-6134
NSN 5990-01-384-9747
NSN 6220-00-809-5208