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 5910-00-233-7567
NSN 5835-01-580-0446
NSN 6645-00-819-5045
NSN 5999-01-275-3468
NSN 5905-01-613-4166
NSN 6620-01-037-0275
NSN 2925-01-067-4446
NSN 7035-01-612-6074
NSN 5998-01-495-1137
NSN 6650-01-421-6957
NSN 5935-01-569-9302
NSN 5990-01-309-3740