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 6650-01-366-7811
NSN 5905-00-148-3790
NSN 6645-01-298-4662
NSN 6130-01-215-2774
NSN 5935-01-564-7083
NSN 4140-00-941-4098
NSN 6685-00-846-4516
NSN 6135-01-168-2944
NSN 5965-01-046-9619
NSN 5999-01-169-8202
NSN 7035-00-286-6221
NSN 6610-00-852-9636