Download Additional Information

Parker HR Series Valves

Parker HR Series Metering Valves provide the highest degree of precision metering for moderate pressure applications. A choice of seven precision ground, tapered flat, non-rotating and non-rising valve stems enable repeatable metering at flow capacities as low as 0.0004 Cv. This series also features bubble tight shut-off. The HR series is offered in Brass or 316 SS forged body construction.

Download Additional Information

Parker N Series Valves

The Parker NS Series of metering valves are designed to provide accurate and stable control of flow rates in analytical, instrumentation and research applications. A variety of connection sizes, body patterns and materials of construction provide considerable application versatility. For higher flow rates, refer to the NM and NL Series of metering valves.