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 6620-01-279-0651
NSN 5935-01-289-7650
NSN 6130-00-158-4792
NSN 5925-01-554-0542
NSN 5960-01-226-7297
NSN 6240-00-485-6012
NSN 6105-01-160-0427
NSN 5960-01-391-8860
NSN 5945-01-550-1283
NSN 6685-01-214-0250
NSN 6220-01-632-0311
NSN 5965-01-165-9787