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 4140-00-960-8222
NSN 6650-00-524-0168
NSN 5985-01-168-1664
NSN 5920-01-387-4266
NSN 5905-01-499-8225
NSN 6645-01-448-8375
NSN 6240-00-476-6916
NSN 5950-01-067-7400
NSN 5996-01-632-4825
NSN 5985-01-352-8645
NSN 5960-00-499-6781
NSN 6105-00-816-9397