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 5975-01-415-3331
NSN 5996-01-317-7289
NSN 6650-00-412-5988
NSN 5910-00-276-8592
NSN 6135-00-203-9645
NSN 5855-00-185-1560
NSN 5910-00-299-7869
NSN 5915-01-064-4774
NSN 5950-01-170-0162
NSN 5930-00-215-0493
NSN 6220-00-272-7497
NSN 6110-00-858-6770