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 5996-00-428-8130
NSN 5960-01-386-5770
NSN 6135-01-303-0295
NSN 6110-01-454-5004
NSN 5990-01-468-1292
NSN 5945-01-070-1480
NSN 6145-00-753-2264
NSN 5996-01-578-6955
NSN 5905-00-586-5082
NSN 6645-00-711-5381
NSN 5965-01-312-0836
NSN 6145-01-214-5374