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 5950-01-634-0677
NSN 6650-00-900-0049
NSN 6685-01-374-0837
NSN 5835-00-216-4568
NSN 5998-01-441-6678
NSN 6645-01-054-3969
NSN 6145-01-444-4509
NSN 4140-01-139-6192
NSN 5905-01-216-7292
NSN 5935-00-267-9926
NSN 6105-00-265-3185
NSN 5915-00-562-8971