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 6620-01-605-2590
NSN 5910-01-317-4018
NSN 5905-01-390-0683
NSN 5960-00-111-4305
NSN 5920-01-128-3572
NSN 6645-00-153-3834
NSN 5855-00-494-9581
NSN 2925-00-759-5465
NSN 6610-01-478-5325
NSN 6220-01-432-4435
NSN 6685-00-407-1028
NSN 6145-00-269-4271