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 5935-00-100-6350
NSN 6610-01-462-5980
NSN 6130-01-509-4772
NSN 6645-01-381-2050
NSN 6645-01-508-4012
NSN 6645-01-316-4900
NSN 6135-00-274-4037
NSN 6685-01-160-7313
NSN 2925-00-406-4381
NSN 6610-00-116-5725
NSN 6620-01-611-7907
NSN 5905-01-557-1836