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 2925-01-586-4574
NSN 6685-01-113-3388
NSN 6105-01-481-2581
NSN 5855-00-560-0110
NSN 5960-00-960-6805
NSN 5930-00-552-1946
NSN 4140-00-190-0162
NSN 5999-01-025-5337
NSN 5925-01-520-8026
NSN 5965-00-469-5009
NSN 6110-01-516-1455
NSN 5920-00-008-8465