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 6620-00-802-7164
NSN 5975-01-272-6027
NSN 6135-01-100-3593
NSN 6320-01-088-1109
NSN 2925-01-283-6740
NSN 5905-01-208-7954
NSN 5925-01-573-8257
NSN 6150-01-050-8763
NSN 5998-01-248-8339
NSN 6685-01-131-1613
NSN 6645-01-312-3558
NSN 6145-01-227-0659