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 5975-01-076-3656
NSN 5905-01-553-0519
NSN 6685-00-684-7891
NSN 6145-01-481-4195
NSN 6650-01-391-7527
NSN 5985-01-606-9422
NSN 5855-00-361-0167
NSN 6650-01-050-8680
NSN 6130-01-029-6112
NSN 5910-01-414-6398
NSN 6110-00-218-4737
NSN 6645-01-331-5674