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 6320-00-701-0437
NSN 5985-01-168-0246
NSN 6145-01-190-8112
NSN 5895-01-634-0630
NSN 6645-01-066-1679
NSN 6110-01-359-8715
NSN 5945-01-540-3506
NSN 5975-01-538-2480
NSN 5910-01-165-5256
NSN 5975-00-233-5964
NSN 5960-01-374-3527
NSN 6135-01-660-2840