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 5975-00-646-5598
NSN 6110-01-561-5284
NSN 5965-00-106-3195
NSN 2925-00-328-2018
NSN 6130-01-590-3444
NSN 6320-01-462-2295
NSN 5920-00-038-3990
NSN 6105-01-263-1438
NSN 5950-01-191-9620
NSN 5975-01-551-8371
NSN 4140-00-953-9335
NSN 5945-01-004-5469