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 2925-01-374-2402
NSN 4140-00-631-7178
NSN 6220-00-913-8486
NSN 5935-00-507-8146
NSN 5835-00-348-8549
NSN 5998-00-728-3637
NSN 6620-01-617-3629
NSN 7035-00-529-3128
NSN 5985-01-367-1425
NSN 6240-01-050-7537
NSN 6610-00-078-9620
NSN 5985-01-215-1196