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 5990-00-636-4218
NSN 6320-01-466-4175
NSN 5835-01-485-1408
NSN 6610-01-119-3048
NSN 5975-01-625-5119
NSN 5905-01-197-9562
NSN 6150-01-226-2075
NSN 5925-01-658-6422
NSN 6110-01-381-9287
NSN 6110-01-646-0840
NSN 6685-01-648-2179
NSN 6685-01-237-2562