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 6685-00-866-7807
NSN 7035-01-361-8821
NSN 6320-01-495-4170
NSN 5960-01-533-5162
NSN 6145-01-290-8293
NSN 5985-01-199-0400
NSN 5990-01-507-7495
NSN 7035-00-295-0451
NSN 5835-01-226-2337
NSN 5910-00-064-1409
NSN 6650-01-506-5636
NSN 5999-01-120-3594