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 4140-01-497-1840
NSN 7035-00-281-4082
NSN 6240-01-226-8866
NSN 5950-00-114-2624
NSN 5935-01-382-6257
NSN 5920-01-614-5310
NSN 6685-01-300-6047
NSN 5998-00-982-2079
NSN 6650-01-519-9165
NSN 6105-00-189-0515
NSN 5996-01-249-7392
NSN 6645-00-171-9639