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 6135-01-377-3862
NSN 6620-01-483-8189
NSN 6650-01-218-4742
NSN 5999-00-417-0485
NSN 5910-00-690-4990
NSN 5895-01-480-3308
NSN 5835-01-498-9410
NSN 5999-01-148-5328
NSN 5915-00-006-6905
NSN 5975-01-361-8080
NSN 5998-01-415-3841
NSN 5965-00-475-2759