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 5930-00-181-5885
NSN 4140-01-054-3553
NSN 5855-00-688-9954
NSN 6105-01-206-5415
NSN 5990-01-408-6554
NSN 6220-01-498-1369
NSN 6685-01-377-4716
NSN 5925-00-233-5125
NSN 5960-01-413-3877
NSN 5965-01-187-0941
NSN 5950-01-077-5706
NSN 5925-01-244-8950