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 5930-01-054-2055
NSN 5945-01-525-2918
NSN 5960-01-249-2602
NSN 4140-01-010-4305
NSN 5990-00-351-5479
NSN 5905-01-479-9777
NSN 6130-00-266-7496
NSN 5945-01-411-7118
NSN 5975-01-013-6712
NSN 6610-00-155-1334
NSN 6320-00-977-3930
NSN 6135-01-115-2867