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 6620-01-361-8685
NSN 5915-01-499-9424
NSN 5945-01-247-6373
NSN 6220-01-091-2470
NSN 5960-01-124-0182
NSN 6110-01-463-6986
NSN 5965-00-263-6436
NSN 6645-01-467-9983
NSN 6130-00-858-0892
NSN 6320-01-389-8128
NSN 6620-00-515-6422
NSN 5950-00-252-4953