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 5965-01-650-6481
NSN 7035-01-573-2180
NSN 5935-00-104-4600
NSN 4140-00-365-2531
NSN 5998-00-079-5068
NSN 5975-01-571-8930
NSN 5996-01-432-2356
NSN 6645-01-620-2407
NSN 4140-01-533-3791
NSN 6320-00-456-2092
NSN 6685-01-341-2056
NSN 6650-01-145-5173