Product_description: ['Springer Parts R3-1-80-3A-USP part number replaces Alfa-Laval part number R3-1-80-3A-U; PR-3 Shaft O-Ring, (400623); Springer Pumps, LLC is pleased to offer our clients Springer Parts! Springer Parts are replacement pump parts, pump replacement kits and replacement mechanical seals. Springer Pumps proudly offers them 20%