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 5945-01-398-9559
NSN 6650-01-181-6037
NSN 5990-01-097-4721
NSN 6650-01-348-8268
NSN 6240-01-499-9150
NSN 6110-01-566-0362
NSN 6130-01-432-0667
NSN 6240-01-633-9357
NSN 6135-01-617-0253
NSN 6685-00-196-0304
NSN 5935-00-084-4213
NSN 5910-01-626-6307