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 5935-00-450-2361
NSN 5895-01-599-4094
NSN 5960-01-049-4374
NSN 5905-01-171-1813
NSN 6620-00-296-6762
NSN 5960-00-864-7673
NSN 7035-00-007-2739
NSN 5998-00-679-4001
NSN 5915-00-202-5192
NSN 6320-01-530-4870
NSN 6650-01-027-7165
NSN 6220-01-279-1331