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 5985-00-246-3875
NSN 6145-01-380-0732
NSN 6220-00-993-0419
NSN 5930-00-246-6314
NSN 6135-00-080-9176
NSN 5985-01-589-0032
NSN 6320-01-503-7180
NSN 5895-00-530-5310
NSN 5950-01-232-0492
NSN 5905-01-427-3804
NSN 5855-01-426-5589
NSN 6610-00-807-6620