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 5985-01-631-4274
NSN 5895-01-611-1955
NSN 5920-01-417-1928
NSN 5925-01-632-1897
NSN 5925-00-275-7599
NSN 5996-01-534-8199
NSN 5910-00-840-4395
NSN 5910-00-472-9270
NSN 5925-00-086-5165
NSN 5996-01-457-9158
NSN 5920-00-499-8285
NSN 6645-01-386-6311