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 6650-01-621-5050
NSN 5835-00-987-9341
NSN 5855-01-461-8169
NSN 6150-01-542-8724
NSN 6610-01-433-2219
NSN 6685-00-455-9941
NSN 5975-01-170-5633
NSN 5945-01-009-8418
NSN 5920-00-626-8328
NSN 5996-00-281-4500
NSN 6130-01-351-7238
NSN 5925-00-498-5421