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 5985-00-216-8216
NSN 5925-01-069-2201
NSN 5975-00-269-8391
NSN 2925-01-330-2988
NSN 5999-01-069-6197
NSN 5855-00-361-0167
NSN 6135-01-412-0404
NSN 5965-01-451-7313
NSN 5855-01-125-9167
NSN 6220-00-111-3604
NSN 5925-01-435-4409
NSN 6320-01-521-1764