NVA Series Needle Valves
Available in PVC, CPVC, GFPP and PVDF materials and construction. The NVA Series features an integrated stem with a PTFE seat for superior control, purity and performance. Sizes range from 1/4 in. (DN8) to 1/2 in. (DN10). FPM Seals are standard. All valves carry a pressure rating of 150 psi / 10 bar Non-Shock at 70ºF.
Key Features and Benefits
o Available in PVC, CPVC, GFPP and PVDF o Integrated Stem/PTFE Seat Design o Flanges for Panel Mounting o NPT Threaded Ends o Accurate Flow Control o Fine Pitch Stem Threads for Precise Adjustment o Adjust Flow Rates Down to Drops per Minute o Ideal for Metering Flow
o Heavy Duty FPM O-Ring Seals o PVC Cell Class 12454 per ASTM D1784 o CPVC Cell Class 23447 per ASTM D1784 o GFPP per ASTM D4101 o PVDF