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Washer size (Diameter) is the size bolt that the washer is used with. Thus a 1/4 washer fits a 1/4 bolt. For complete dimensional information click on an individual product number or see our USS and SAE Washer Dimension Table.

Product # Size Buy Each Buy Box Box Qty Buy Bulk Bulk Qty 9484 #10    $0.88       $7.35    10    $67.60    100 9485 1/4"    $0.90       $7.49    10    $68.90    100 9486 5/16"    $0.92       $7.60    10    $69.90    100 9487 3/8"    $0.94       $8.05    10    $74.10    100 9488 7/16"    $0.98       $8.32    10    $76.40    100 9489 1/2"    $1.07       $8.86    10    $81.50    100 9490 9/16"    $1.10       $9.09    10    $83.80    100

See also

Metric flat washers

General use flat washer