A washer having a centrally located hole and two flat bearing surfaces which are not parallel.
NSN 5975-01-525-7252
NSN 5990-00-916-3975
NSN 6150-00-978-7338
NSN 6650-01-486-8324
NSN 6105-01-205-5273
NSN 5965-00-791-0964
NSN 7035-01-550-9760
NSN 5925-01-376-7569
NSN 5965-01-026-1752
NSN 2925-00-925-0545
NSN 5996-01-152-6658
NSN 5998-01-178-1166