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 6610-01-137-1275
NSN 6110-01-309-9604
NSN 5998-01-195-2940
NSN 2925-01-439-4451
NSN 5965-01-350-1890
NSN 6610-00-929-0225
NSN 5990-01-627-8097
NSN 2925-01-597-7531
NSN 5910-00-067-6501
NSN 5920-01-076-5870
NSN 5975-00-171-3608
NSN 5910-01-104-5927