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 7035-01-078-6252
NSN 6620-01-454-8926
NSN 4140-00-466-9268
NSN 6240-01-412-0715
NSN 5965-01-595-2287
NSN 5975-00-801-9267
NSN 6105-01-657-7307
NSN 6620-00-170-5296
NSN 6320-01-157-4400
NSN 5855-01-440-9880
NSN 6645-00-902-4924
NSN 6150-01-486-1948