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 5965-01-132-4018
NSN 6220-01-453-0548
NSN 6610-00-106-3401
NSN 5998-00-733-7717
NSN 5996-00-138-9938
NSN 5895-01-321-7082
NSN 5945-01-347-2640
NSN 5930-00-537-4777
NSN 5965-00-702-7257
NSN 5950-01-357-4205
NSN 6105-00-513-7697
NSN 6650-00-483-2853