Item Specifications UPC 842176142821 Package Quantity 5 Inch / Metric Inch Thread Size 2" Inside Dia. 2.125" Outside Dia. 4.000" Thickness Min. 0.180" Thickness Max. 0.194" Material Stainless Steel 18-8 Finish Plain Item Type Washers Washer Type Flat Washer Product Code 5150-6760 SKU 3SWFS932