A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.
Classification: Nuts of iron or steel
NSN 6145-01-329-1812
NSN 5965-01-510-1178
NSN 6135-01-393-4746
NSN 6150-01-044-6243
NSN 6110-01-045-7482
NSN 5835-01-493-1826
NSN 6320-01-106-4414
NSN 5975-01-571-8930
NSN 6620-00-546-6071
NSN 5895-01-020-5377
NSN 5960-00-169-2610
NSN 5835-01-030-7551