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 5965-01-329-6280
NSN 5990-00-241-3780
NSN 6145-00-538-9067
NSN 6150-01-538-1505
NSN 6135-00-548-2765
NSN 5975-01-444-2406
NSN 6320-01-084-8821
NSN 5905-01-231-5149
NSN 5960-00-860-7710
NSN 6645-01-483-1518
NSN 5915-01-595-7283
NSN 5965-00-159-7643