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 6220-01-401-5337
NSN 5905-01-554-7350
NSN 5920-01-614-8056
NSN 5985-00-288-6001
NSN 4140-00-660-8699
NSN 5950-01-587-4668
NSN 5835-00-332-8540
NSN 6685-01-036-2046
NSN 5998-00-985-4372
NSN 5960-01-321-2750
NSN 4140-01-411-7445
NSN 6620-00-854-5024