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 4140-01-327-3241
NSN 4140-01-419-5976
NSN 5920-01-135-9261
NSN 6130-00-452-9464
NSN 5965-01-356-2047
NSN 5975-01-095-5122
NSN 5855-00-466-2309
NSN 5835-01-492-4318
NSN 5950-01-512-9785
NSN 6150-01-311-9043
NSN 5945-01-608-4428
NSN 5945-01-579-4002