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 5990-00-578-6254
NSN 5985-00-229-8788
NSN 6620-01-252-3350
NSN 5925-00-581-0393
NSN 5935-01-271-6914
NSN 6105-01-634-0322
NSN 5960-00-463-3376
NSN 5915-00-952-3049
NSN 6685-01-213-3183
NSN 5950-01-042-0482
NSN 5905-00-966-9069
NSN 6130-01-269-2084