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 6150-01-572-2759
NSN 5930-01-463-8233
NSN 6130-00-148-8784
NSN 6240-01-503-5809
NSN 6135-00-917-1894
NSN 6105-01-078-2538
NSN 5999-01-654-4946
NSN 6145-01-469-5599
NSN 6150-01-205-6621
NSN 4140-00-925-9218
NSN 6320-00-194-4252
NSN 6135-01-282-4326