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 5975-00-619-8159
NSN 4140-01-577-6747
NSN 6650-00-313-4172
NSN 5905-01-035-6701
NSN 6610-01-014-2356
NSN 6685-01-393-5124
NSN 6240-00-087-6684
NSN 5990-01-055-4012
NSN 6220-01-452-7415
NSN 5920-00-577-0191
NSN 5920-00-066-6885
NSN 5965-01-303-6105