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 5920-01-612-8212
NSN 5975-01-294-9684
NSN 6240-00-930-4206
NSN 6135-01-142-2417
NSN 6320-01-356-5601
NSN 5935-00-525-5091
NSN 4140-00-540-4230
NSN 6645-01-099-0249
NSN 5835-01-029-5602
NSN 6145-01-293-5463
NSN 5965-01-408-1303
NSN 5998-01-241-3799