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 5910-00-471-8187
NSN 5905-01-472-7526
NSN 5999-01-197-6952
NSN 6620-00-469-4571
NSN 5855-00-990-0701
NSN 6645-00-183-8812
NSN 6320-01-139-0533
NSN 5985-00-905-6609
NSN 6620-01-032-3937
NSN 5999-01-418-0941
NSN 5985-00-382-7242
NSN 5985-00-182-2966