Durable Construction: Engineered for outdoor environments

preventing unnecessary heat gain in the refrigerated space

The internal logic is configured such that the upper port is normally closed until a control signal opens it

Efficient Integration: Features factory-wired 24VAC transformer leads for straightforward control circuit connection

LP conversions require a significantly smaller diameter due to the higher energy density and pressure of liquid propane

Mepco (Dunham Bush) S-472 Seal 323080-701 Durable Construction: Engineered for outdoorThe Mepco (Dunham Bush) S 472 Seal is a heavy duty mechanical shaft seal engineered for 5 8 inch pump shafts, specifically designed for 56J motor frames in commercial and industrial HVACR systems. As a critical component in centrifugal pumps, this Type 21 mechanical seal utilizes a high grade carbon ceramic seating interface to prevent fluid leakage between the pump housing and the rotating shaft. The technical construction features Buna elastomers