Adhesive on underside
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: Cotters, cotter-pins, washers and similar articles, of aluminum
NSN 5945-00-083-6778
NSN 5835-00-929-6623
NSN 5925-01-086-7424
NSN 4140-01-202-7853
NSN 5960-01-541-9884
NSN 5930-01-520-6951
NSN 5935-01-056-4438
NSN 6220-01-433-0493
NSN 2925-00-288-1394
NSN 5855-01-449-8685
NSN 6620-01-378-5579
NSN 5990-01-345-1468