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: Copper washers including spring washers not threaded
NSN 6130-00-681-1496
NSN 5990-01-516-9665
NSN 6240-01-461-3733
NSN 5925-01-499-9163
NSN 5925-01-212-0118
NSN 5996-00-771-0952
NSN 5990-00-840-6571
NSN 5990-01-100-1840
NSN 5965-01-165-9787
NSN 6685-01-168-8391
NSN 5895-01-485-9276
NSN 6320-01-129-9656