Cold finished steel, case hardened, bolt size is 0.625 in
No other part numbers with same form, fit, and function found.
A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. See also washer (1), convex. Excludes washer (1), recessed and bearing, washer, thrust.
Classification: Washers other than lock washers, iron or steel
NSN 5965-01-600-0444
NSN 6110-01-500-0768
NSN 5945-01-355-4230
NSN 5895-00-267-7430
NSN 5990-00-924-4167
NSN 5895-01-414-4856
NSN 5965-01-545-1628
NSN 5905-01-601-9087
NSN 5930-01-457-8429
NSN 6650-01-217-9304
NSN 6610-01-593-0135
NSN 5965-01-198-3256