Product search Brand (-) Hale Hamilton (1) Product Category Actuators (1) Filters (2) Regulators (40) Pressure (35) Spring (4) Sensors (2) Transducer (1) Skids & Packages (1) Charging (1) Valves (83) (-) Check (1) Control Valve (47) Desuperheater (12) Drain (1) Pump protection (4) Pump protection descaling (1) Regulator (1) Relief (1) Shut-off Valve (13) Stop Valve (1) Product Markets Defense (1) Industrial (1) Industrial Gases (1) Oil & Gas (1) Product Type Search Search Hale Hamilton NRS1 & NRS2 - High-Pressure non-return valves