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 5985-01-292-8458
NSN 5945-01-552-7575
NSN 6610-00-216-6538
NSN 5965-00-605-8239
NSN 6110-01-615-2925
NSN 5975-00-830-7638
NSN 5915-01-433-2128
NSN 6220-00-179-9104
NSN 5990-01-154-3859
NSN 5915-01-089-7146
NSN 6620-00-520-1909
NSN 5965-00-729-6835