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 5985-01-332-0316
NSN 5945-01-065-3949
NSN 4140-01-101-5844
NSN 5985-01-229-5741
NSN 6685-00-715-3881
NSN 6135-01-529-2180
NSN 6105-01-541-4811
NSN 6650-00-578-6543
NSN 6105-01-103-9088
NSN 5996-00-992-0769
NSN 6220-01-151-0835
NSN 5910-00-391-6304