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 6135-01-196-7399
NSN 7035-01-143-3573
NSN 4140-01-506-5007
NSN 6220-00-724-9986
NSN 5910-00-184-8249
NSN 7035-01-445-3563
NSN 6685-00-050-3697
NSN 5855-00-427-7848
NSN 6135-01-507-1135
NSN 5920-00-027-3499
NSN 6130-01-352-5644
NSN 6220-01-507-9614