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 6240-01-143-0397
NSN 5950-01-645-4986
NSN 5960-01-426-4242
NSN 5960-00-678-6583
NSN 5930-00-630-6907
NSN 6130-01-106-4267
NSN 2925-00-911-4872
NSN 5999-00-869-5485
NSN 5915-01-261-0850
NSN 7035-01-478-0212
NSN 6220-01-437-5013
NSN 6240-00-813-6328