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 6645-01-571-8578
NSN 6105-01-408-8932
NSN 5855-00-361-0167
NSN 6240-01-384-3887
NSN 6220-00-269-4556
NSN 6150-01-326-6306
NSN 6150-00-881-1026
NSN 6320-01-552-8721
NSN 5998-01-014-4557
NSN 6610-01-624-5664
NSN 6240-00-435-0433
NSN 5945-01-212-9604