Top countersunk 130 degrees
A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.
Classification: Washers other than lock washers, iron or steel
NSN 5895-01-192-6474
NSN 5925-00-391-6987
NSN 5975-01-047-0587
NSN 5905-00-948-4683
NSN 5960-01-214-4518
NSN 5835-01-150-6084
NSN 6110-01-501-5764
NSN 6105-00-551-3747
NSN 6110-01-607-5867
NSN 6150-00-226-0992
NSN 4140-01-054-3553
NSN 5905-01-064-7220