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 6220-01-422-3239
NSN 5910-00-344-4431
NSN 5915-01-350-4485
NSN 6110-00-311-6664
NSN 4140-00-707-5963
NSN 5975-00-137-2836
NSN 6620-01-389-3324
NSN 6105-01-215-2339
NSN 6135-01-100-9056
NSN 6645-01-118-5300
NSN 5950-00-104-5908
NSN 4140-01-206-4981