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 6650-01-549-7276
NSN 5945-01-338-5490
NSN 6110-01-389-8544
NSN 6135-00-985-7887
NSN 5975-01-596-5460
NSN 6320-01-573-6490
NSN 5998-00-173-4832
NSN 6110-01-520-8069
NSN 6150-01-016-3435
NSN 6130-01-264-9003
NSN 5905-01-305-1335
NSN 5915-00-415-1152