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 6620-01-444-4048
NSN 5915-00-418-3573
NSN 5930-01-435-6542
NSN 6240-01-381-2275
NSN 5960-01-106-3086
NSN 5999-01-414-9268
NSN 5950-00-271-3210
NSN 6320-01-454-1965
NSN 6320-01-648-5538
NSN 5915-00-135-4307
NSN 5920-00-276-8657
NSN 5895-00-406-6450