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 5965-00-503-7572
NSN 5996-00-915-3164
NSN 5910-01-410-7718
NSN 6685-01-463-8461
NSN 5999-01-362-1507
NSN 5920-01-281-7354
NSN 6135-01-584-0941
NSN 5895-00-197-7188
NSN 6145-00-275-0811
NSN 6620-00-917-4294
NSN 6240-00-351-5659
NSN 5990-01-601-7332