Get current pricing for Flowserve, FLOWSERVE-4374-ID Flowserve Flow Solutions Buffer Seal Reservoir Nawp 700 Psi At 400 Degrees F. Mdmt -20 Degrees F At 700 Psi. Capacity 2 Gal. Part Code: A3r8939-01 Flo . Product Category: Lab Equipment, Sub Category: Vacuum Pumps: