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Flow Controls
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In-Line Composite Needle Valve

This genuine ARO needle valve allows you to increase or decrease airflow in both directions. Our in-line composite models have a lightweight, corrosion-resistant housing and feature a calibrated adjustment knob that allows you to easily set the flow rate, plus a red lock ring to secure your pressure setting.

Features

  • Four Stage, tapered needle design provides infinite control settings.
  • Composite body is tough and corrosion resistant.
  • Color-coded micrometer & calibrated adjustment knob provide instant reference points for repeat settings. Press red locking ring down prevents adjustment. Tamper resistant wire supplied in package.
  • Units are threaded for easy remote panel mounting.
  • Needle Valve is available with stainless steel needle & inserts. Order 104104-NS2

Need Valves are often used to control the air volume supplied to the Diaphragm Pump to control pump speed.

  • 104104-NO2 for 1/4" to 1" Diaphragm Pumps
  • 104104-NO2 for 1/4" to 1" Diaphragm Pumps
  • 104104-NO2 for 1/4" to 1" Diaphragm Pumps
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