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 6145-01-178-3384
NSN 6110-01-553-0214
NSN 6130-01-038-4204
NSN 5910-01-253-1493
NSN 6110-01-188-2699
NSN 5950-01-564-4904
NSN 6620-01-068-0046
NSN 5990-01-352-5255
NSN 5910-01-598-7548
NSN 6150-00-288-6245
NSN 6645-00-801-0950
NSN 5835-01-528-7454