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.
NSN 5998-01-470-8011
NSN 5905-00-456-0937
NSN 5835-01-005-1538
NSN 5855-01-246-4274
NSN 6240-00-079-0112
NSN 5999-01-168-2495
NSN 7035-00-541-8516
NSN 5855-01-537-6504
NSN 5930-00-516-8419
NSN 5950-01-561-9505
NSN 6145-00-406-4471
NSN 6685-01-266-7599