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Package Size: 4.6 x 3.7 x 1.4 inches
The "337" Series Flow Control Valves meter flow of air in one direction and allow free flow in the reverse direction. The "337" Series valves are manufactured with a fine tapered needle providing precise flow control, even at low flow rates. The perimeter of the adjustment knob features numerical micrometer position markings providing a visual indication of the setting. Once the desired flow is selected, a set screw can be tightened to maintain the setting. Stainless steel needle, urethane check seal, buna N needle seals, aluminum knob, stainless steel spring and zinc- plated steel retainer. 3.72" Open height and 3.31" closed height. 140 scfm Adjustable flow and 327 scfm free flow at 100 PSIG inlet pressure with full pressure drop.
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