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
• Available in PVC, CPVC, GFPP and PVDF
• Integrated Stem/PTFE Seat Design
• Flanges for Panel Mounting
• NPT Threaded Ends
• Accurate Flow Control
• Fine Pitch Stem Threads for Precise Adjustment
• Adjust Flow Rates Down to Drops per Minute
• Ideal for Metering Flow
Material Classes
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
• Integrated Stem/PTFE Seat Design
• Flanges for Panel Mounting
• NPT Threaded Ends
• Accurate Flow Control
• Fine Pitch Stem Threads for Precise Adjustment
• Adjust Flow Rates Down to Drops per Minute
• 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