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 5925-01-272-6780
NSN 4140-00-075-2000
NSN 5935-01-403-2844
NSN 5950-01-425-1174
NSN 5960-01-252-8821
NSN 6150-01-359-4876
NSN 5905-00-952-0702
NSN 5910-01-308-0294
NSN 6130-00-022-8180
NSN 5960-01-207-9544
NSN 6240-00-817-9803
NSN 6620-01-242-9247