Two parallel rolled grooves
A washer having a centrally located hole and two flat bearing surfaces which are not parallel.
Classification: Washers other than lock washers, iron or steel
NSN 6220-00-725-7494
NSN 5855-01-498-1276
NSN 6240-01-557-1177
NSN 6240-01-399-8573
NSN 5905-01-020-7683
NSN 6130-00-954-6479
NSN 5999-00-088-5521
NSN 4140-00-782-1169
NSN 6240-00-361-1421
NSN 6685-01-431-7927
NSN 6610-00-420-3089
NSN 6240-00-012-1957