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 6650-00-729-6745
NSN 5975-01-395-8242
NSN 5910-00-984-1581
NSN 6620-01-568-7140
NSN 6220-01-613-1580
NSN 5945-01-438-7443
NSN 6145-01-512-1679
NSN 5835-01-128-9331
NSN 5935-01-141-7694
NSN 6220-01-258-5315
NSN 6150-01-359-4876
NSN 6650-00-879-5834