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 6150-01-623-8607
NSN 6645-01-327-9935
NSN 6645-01-400-1137
NSN 4140-00-432-0456
NSN 6110-01-604-9806
NSN 6130-01-388-3506
NSN 5925-01-232-0841
NSN 5998-01-594-3533
NSN 5945-00-300-0903
NSN 4140-00-905-6570
NSN 4140-00-189-0235
NSN 5835-01-261-2978