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 6145-01-634-0388
NSN 6610-00-469-7175
NSN
NSN 6130-01-300-3356
NSN 7035-01-416-5910
NSN 6620-01-275-9777
NSN 2925-01-501-1104
NSN 6130-01-431-9758
NSN 4140-01-226-3314
NSN 6685-01-431-1454
NSN 5945-01-559-4505
NSN 6240-01-617-6202