Item Specifications UPC 842176162904 Package Quantity 100 Inch / Metric Inch Thread Size #10 Inside Dia. 0.200" Outside Dia. 0.438" Thickness Min. 0.025" Thickness Max. 0.040" Material Brass Finish Plain Item Type Washers Washer Type Flat Washer Product Code 5150-6790 SKU 3RWFS010