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 5835-00-123-5175
NSN 2925-00-947-3181
NSN 5999-01-074-2271
NSN 5965-01-411-4767
NSN 5905-01-178-9018
NSN 5895-01-213-8151
NSN 5960-01-495-0859
NSN 5910-01-413-3179
NSN 5985-00-176-0166
NSN 6130-01-232-9972
NSN 5965-00-539-7778
NSN 6610-01-255-4544