Item Specifications UPC 842176178219 Package Quantity 25 Inch / Metric Inch Thread Size 1/2" Inside Dia. 0.53" Outside Dia. 1.5" Thickness Min. 0.055" Thickness Max. 0.062" Material Stainless Steel 18-8 Finish Plain Item Type Washers Washer Type Fender Washer Product Code 5150-7045 SKU 3SWFD908-1.5