A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
NSN 5925-00-916-8605
NSN 5945-01-412-2937
NSN 5950-00-603-9831
NSN 7035-00-483-8630
NSN 6130-00-727-3294
NSN 7035-01-445-3563
NSN 6645-01-302-6243
NSN 6685-01-521-5878
NSN 5920-01-632-9399
NSN 4140-01-321-5784
NSN 5975-01-476-7704
NSN 6130-01-634-0603