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 6645-01-451-1295
NSN 5945-01-383-0625
NSN 5999-00-015-8129
NSN 5910-00-870-9906
NSN 5935-01-018-4637
NSN 5945-00-964-0513
NSN 6145-00-107-7913
NSN 6105-01-617-0251
NSN 5965-01-596-2944
NSN 5835-01-232-6904
NSN 5835-00-257-2852
NSN 5999-00-136-5874