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 6685-01-618-7857
NSN 6145-00-299-7757
NSN 4140-00-736-8813
NSN 5915-01-032-3004
NSN 2925-01-159-8312
NSN 5950-01-429-3376
NSN 5930-00-266-8175
NSN 4140-01-254-2739
NSN 5975-01-067-9134
NSN 5925-01-459-7882
NSN 4140-00-005-2093
NSN 6105-01-315-4012