A washer having a centrally located hole and two flat bearing surfaces which are not parallel.
NSN 6220-01-558-9012
NSN 5990-00-859-2932
NSN 6685-00-389-4097
NSN 5998-01-607-1803
NSN 5925-01-651-3059
NSN 5895-00-350-5907
NSN 5855-01-618-1921
NSN 5985-01-266-6144
NSN 6685-00-512-3797
NSN 5998-01-094-6494
NSN 5960-01-041-3048
NSN 5996-01-352-2487