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 6105-01-538-5866
NSN 5930-01-160-1381
NSN 5895-01-656-5288
NSN 6220-01-258-8185
NSN 5990-01-413-2405
NSN 2925-01-372-9455
NSN 6145-00-199-2284
NSN 6645-01-408-3042
NSN 6150-01-106-2746
NSN 7035-00-978-7837
NSN 6150-00-150-1763
NSN 5935-01-042-5606