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 4140-00-577-3512
NSN 5920-01-414-2393
NSN 5905-01-248-1346
NSN 5835-01-378-6804
NSN 6105-01-232-3841
NSN 6145-01-409-1685
NSN 5930-01-424-9589
NSN 6610-00-919-3875
NSN 5945-01-344-0448
NSN 5990-01-633-9503
NSN 5915-01-044-5260
NSN 6105-00-404-7656