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 6135-00-958-7981
NSN 5930-00-753-7889
NSN 7035-00-232-4043
NSN 6685-00-081-0757
NSN 6620-00-555-3992
NSN 5975-00-971-0319
NSN 5975-01-168-7643
NSN 5965-01-308-3786
NSN 6150-01-537-0229
NSN 5985-01-022-8262
NSN 5999-01-482-3249
NSN 6145-01-105-8937