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 5990-00-190-4048
NSN 5965-01-555-8775
NSN 5960-00-338-3577
NSN 5960-00-005-2424
NSN 5985-01-461-5503
NSN 6135-00-838-0706
NSN 5990-01-037-1704
NSN 5999-01-181-6054
NSN 5960-01-189-5712
NSN 5990-01-326-9862
NSN 5910-01-123-2955
NSN 5855-01-027-8414