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 6150-00-200-7644
NSN 5950-00-135-7140
NSN 6110-01-553-8608
NSN 5990-00-876-7893
NSN 5905-00-495-2792
NSN 5925-00-102-9390
NSN 6620-01-462-1625
NSN 5925-00-508-3644
NSN 5990-01-421-3325
NSN 5925-01-428-9978
NSN 5965-00-842-9060
NSN 5996-01-014-1703