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 6240-01-477-1262
NSN 5975-01-009-6162
NSN 5965-01-372-3593
NSN 5925-01-202-8280
NSN 2925-00-082-8219
NSN 5950-00-874-4461
NSN 5965-00-868-8711
NSN 5935-01-309-8449
NSN 5990-01-421-3325
NSN 5895-01-455-1422
NSN 6645-01-514-3353
NSN 6135-01-312-1040