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 5930-01-485-6578
NSN 5999-01-275-3832
NSN 5905-01-279-6350
NSN 6105-00-082-3210
NSN 6145-01-400-2849
NSN 5985-01-634-0635
NSN 6685-01-534-6330
NSN 5855-01-279-9938
NSN 5975-01-578-6278
NSN 7035-00-849-5526
NSN 5990-01-199-4832
NSN 5996-01-200-4128