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 4140-01-521-4316
NSN 5945-00-113-7544
NSN 5996-01-395-5033
NSN 6650-01-029-2995
NSN 6685-01-415-0574
NSN 4140-01-160-4403
NSN 5855-00-821-7512
NSN 4140-00-064-2086
NSN 5965-01-032-9146
NSN 6110-01-391-2710
NSN 5960-01-425-1454
NSN 6240-00-334-6766