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 5925-00-336-1992
NSN 5910-01-538-5158
NSN 5999-00-679-5908
NSN 6240-01-640-7265
NSN 6105-00-113-9364
NSN 5999-01-093-9488
NSN 6320-01-576-6310
NSN 5855-01-413-5645
NSN 6130-01-023-0501
NSN 6150-00-881-1026
NSN 5930-01-279-1082
NSN 5925-01-457-9436