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 5999-00-279-6438
NSN 6610-00-213-8544
NSN 5930-00-201-9337
NSN 6620-00-379-2856
NSN 5985-01-189-9767
NSN 7035-00-153-3826
NSN 5855-01-566-4032
NSN 4140-00-795-3747
NSN 6320-00-036-3688
NSN 7035-01-049-6776
NSN 5985-01-472-4852
NSN 5905-00-918-0495