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 6240-01-198-6623
NSN 5950-00-229-8365
NSN 5930-01-555-8436
NSN 5920-01-042-6680
NSN 5930-01-634-0659
NSN 5925-01-461-4719
NSN 6150-01-225-1809
NSN 5855-01-103-1474
NSN 5950-01-250-5085
NSN 5965-00-950-0602
NSN 6650-00-078-5773
NSN 6685-00-772-0468