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 6645-00-902-4924
NSN 6110-00-734-9982
NSN 6150-01-006-5090
NSN 6610-01-005-1190
NSN 2925-01-208-6638
NSN 5950-01-445-1228
NSN 4140-01-170-5395
NSN 5985-00-721-1909
NSN 6135-01-445-6589
NSN 5990-01-300-7801
NSN 5910-01-518-4541
NSN 5915-01-622-7200