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 5920-00-436-7753
NSN 6135-01-313-8323
NSN 6150-00-691-9890
NSN 6610-01-265-1824
NSN 6610-01-200-6861
NSN 5998-01-462-7665
NSN 6685-01-149-8987
NSN 5990-01-647-8574
NSN 5990-01-095-8866
NSN 5985-00-107-7928
NSN 5965-00-150-1144
NSN 7035-00-445-9657