Springer Parts 9612359405SP part number replaces Alfa-Laval part number 9612359405; SMP-SC2/3 FPM 2-3" Seal Ring Pos 66; 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% - 40% below OEM.