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 5905-00-074-1398
NSN 6135-01-252-0315
NSN 5985-01-106-1261
NSN 5910-01-172-9813
NSN 5990-00-004-4158
NSN 5835-01-550-5094
NSN 5920-01-419-8821
NSN 6650-01-508-3651
NSN 5999-01-535-1054
NSN 5910-00-905-5202
NSN 5910-01-553-4137
NSN 5965-01-042-2001