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 6645-00-285-8781
NSN 6150-00-269-5017
NSN 5975-01-594-3193
NSN 4140-01-047-4093
NSN 5965-01-175-4839
NSN 6610-00-377-7956
NSN 6645-01-079-9216
NSN 5925-01-155-3721
NSN 6240-01-327-3239
NSN 6135-01-532-5410
NSN 5950-01-366-3688
NSN 5945-01-579-1309