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 6610-01-461-1644
NSN 6620-01-109-2764
NSN 5895-01-062-0002
NSN 6650-01-399-0628
NSN 6130-01-481-3599
NSN 5960-01-505-2426
NSN 6645-00-124-9939
NSN 5910-00-824-4093
NSN 5945-00-430-5347
NSN 5915-00-456-0873
NSN 6220-01-164-7654
NSN 6240-00-573-7514