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 6240-00-316-3167
NSN 6240-01-354-2626
NSN 6685-01-249-2446
NSN 6145-01-556-1463
NSN 5855-00-548-4742
NSN 5975-01-581-7687
NSN 5990-00-524-2293
NSN 6610-01-452-6774
NSN 5999-01-514-0453
NSN 6110-01-318-1458
NSN 5960-01-394-3846
NSN 6610-01-106-5012