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 5990-00-451-7630
NSN 6610-01-029-8749
NSN 5985-00-535-7250
NSN 6240-01-528-7108
NSN 6240-00-105-8380
NSN 5990-01-164-8673
NSN 6220-00-027-5303
NSN 6110-01-381-6951
NSN 5990-01-056-6413
NSN 5975-00-190-4421
NSN 5960-01-502-6270
NSN 6685-00-737-1959