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 6685-01-487-6001
NSN 5996-01-158-5197
NSN 5925-00-181-4158
NSN 5925-00-184-5973
NSN 5915-00-377-9183
NSN 5925-01-213-4199
NSN 5996-01-425-1455
NSN 6645-00-409-9363
NSN 6145-01-399-0188
NSN 2925-01-320-6512
NSN 5945-01-543-6167
NSN 5950-01-025-1649