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 5975-01-170-5633
NSN 5905-01-581-0215
NSN 5855-00-198-3197
NSN 6130-00-328-5895
NSN 6150-01-087-8722
NSN 6685-01-247-4881
NSN 7035-01-014-3808
NSN 6220-00-419-6152
NSN 5895-01-598-3417
NSN 6135-01-086-0809
NSN 6650-01-337-0657
NSN 6135-01-468-6491