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 6150-01-392-9048
NSN 6135-01-621-4927
NSN 5910-00-170-8271
NSN 5855-00-951-6483
NSN 6650-00-158-3683
NSN 6685-01-107-4571
NSN 6150-01-567-7558
NSN 6645-01-327-7362
NSN 5920-01-278-6508
NSN 6130-01-443-2448
NSN 6240-00-027-9931
NSN 5920-01-032-0445