Counterbore 1.000 in. Diameter by 0.075 in. Deep
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: Cotters, cotter-pins, washers and similar articles, of aluminum
NSN 5905-01-283-9066
NSN 5915-00-864-5165
NSN 5895-00-679-8606
NSN 6685-00-538-0911
NSN 5998-01-287-3094
NSN 6320-00-089-9426
NSN 6240-01-397-1924
NSN 6130-01-514-7059
NSN 5996-01-610-3406
NSN 6240-00-271-5995
NSN 6620-00-546-6071
NSN 6320-01-426-8947