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 5950-00-557-2012
NSN 5905-01-479-3582
NSN 5855-01-546-2810
NSN 5985-00-106-1323
NSN 6150-00-009-0833
NSN 6150-01-622-7395
NSN 5905-01-385-6658
NSN 5945-00-562-8184
NSN 5855-00-494-9581
NSN 5965-00-940-8699
NSN 6135-01-656-0761
NSN 6610-01-607-4525