A washer or cone or disk shape with a centrally located hole, designed to accommodate a flat or oval head screw and provide additional bearing area on the material being fastened. It may or may not have a flush flange feature.
Classification: Washers other than lock washers, iron or steel
NSN 5965-01-101-9094
NSN 5945-01-359-4092
NSN 6130-01-058-3766
NSN 5915-00-145-6181
NSN 5998-00-614-0123
NSN 5945-01-502-7415
NSN 6320-01-506-9439
NSN 6610-00-664-2190
NSN 5996-00-989-4318
NSN 5925-01-519-9251
NSN 6130-01-450-4047
NSN 5905-01-236-5519