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 4140-01-389-0595
NSN 5950-01-141-8010
NSN 6645-00-836-9013
NSN 6685-01-585-1123
NSN 5905-01-347-7105
NSN 4140-00-608-1736
NSN 5895-01-015-5594
NSN 6130-01-483-1494
NSN 5945-00-063-4439
NSN 2925-00-295-8109
NSN 5965-01-251-4381
NSN 5920-00-291-1379