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 5975-00-644-4972
NSN 5975-00-565-7593
NSN 6650-01-015-7111
NSN 7035-00-093-5840
NSN 6685-00-553-8733
NSN 5905-01-367-6746
NSN 6220-01-453-3606
NSN 5920-01-532-0031
NSN 5835-01-406-4066
NSN 6685-01-422-3514
NSN 5990-01-514-8708
NSN 5985-01-617-9653