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 6145-01-105-8937
NSN 5990-01-272-4091
NSN 5920-01-107-0838
NSN 6620-01-119-9239
NSN 5960-01-086-6735
NSN 5965-01-492-5695
NSN 6150-00-243-9531
NSN 5925-00-248-5734
NSN 5915-01-042-7629
NSN 5895-00-986-6105
NSN 6645-01-307-3205
NSN 5985-01-545-0961