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 5930-01-252-8155
NSN 5985-00-932-5333
NSN 6110-01-259-3421
NSN 5975-00-188-7764
NSN 6220-01-459-6969
NSN 5895-00-189-9953
NSN 2925-00-233-5644
NSN 6110-01-486-3904
NSN 5910-00-127-8256
NSN 6610-00-553-5103
NSN 5895-01-123-9669
NSN 6145-01-234-6301