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 5930-00-900-3553
NSN 6220-01-563-0330
NSN 5960-01-505-2426
NSN 5855-01-450-1080
NSN 6685-00-590-2673
NSN 6650-01-160-9160
NSN 5855-01-279-5316
NSN 5990-00-919-4653
NSN 5910-01-371-3807
NSN 5930-01-437-6544
NSN 6220-01-230-7269
NSN 5920-01-213-6537