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 2925-01-141-7563
NSN 5895-00-905-5730
NSN 5998-01-035-1296
NSN 5920-00-849-7678
NSN 6220-01-008-7401
NSN 5998-00-221-2543
NSN 6220-00-008-7508
NSN 7035-01-457-0371
NSN 5990-00-759-9305
NSN 5855-00-688-9954
NSN 5920-01-173-9925
NSN 6645-01-219-5911