A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 6105-00-128-1890
NSN 5930-01-148-3598
NSN 7035-01-631-9354
NSN 6610-01-142-8958
NSN 5855-00-797-8217
NSN 5965-00-079-2360
NSN 5950-01-100-1193
NSN 5835-01-050-7882
NSN 7035-01-218-4233
NSN 5985-00-125-7642
NSN 6105-01-310-9799
NSN 6220-01-314-5896