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 5998-00-586-3068
NSN 5999-00-007-4423
NSN 6645-01-176-3372
NSN 6145-00-421-0968
NSN 5945-01-173-2550
NSN 5990-01-531-5962
NSN 5915-00-840-8508
NSN 6320-00-483-0451
NSN 6105-00-186-0161
NSN 6620-00-959-6614
NSN 5855-01-423-7473
NSN 5965-00-164-8092