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 5975-01-646-8153
NSN 6610-00-390-8471
NSN 5930-01-382-9798
NSN 5990-01-147-5225
NSN 5996-01-296-0802
NSN 2925-00-508-6032
NSN 6650-00-971-5054
NSN 6145-01-568-8537
NSN 2925-00-215-4954
NSN 6320-01-113-7647
NSN 5985-01-519-0247
NSN 6105-01-045-7917