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 6150-00-670-1978
NSN 6135-00-334-4500
NSN 6240-01-656-4920
NSN 6220-01-127-6099
NSN 6685-00-350-7679
NSN 2925-01-172-4785
NSN 5975-01-615-7903
NSN 5985-01-363-7173
NSN 6645-01-335-3299
NSN 5920-00-103-2029
NSN 6650-01-280-6651
NSN 6220-01-199-9743