Hayward® NVA Series Needle Valves

Hayward® NVA Series needle valves are used for accurate metering of fluids. Turning the thumbwheel moves a tapered piston into the PTFE seat to control the flow down to a few drops per minute. Note: Product testing for individual applications is recommended before use. U.S. Plastic Corp. cannot be held liable for individual application failures.

  • PVC or glass-filled polypropylene
  • FPM O-ring seal
  • Integrated steam/ PTFE seat
  • Precision molded, fine pitched stem threads
  • Permit this very fine metering flow control
  • Flanges for panel mounting
  • NPT threaded ends
  • Maximum temperature: 150°F (PVC) & 260°F (PP)
Item # Description Catalog Pg. Price Add to Cart
1/4" PVC Hayward® NVA Series Needle Valve
Item 19361
117.03/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-518
117.03/Each
3/8" PVC Hayward® NVA Series Needle Valve
Item 19362
135.25/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-518
135.25/Each
1/2" PVC Hayward® NVA Series Needle Valve
Item 19363
135.25/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-518
135.25/Each
1/4" Polypropylene Hayward® NVA Series Needle Valve
Item 19371
180.45/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-518
180.45/Each
3/8" Polypropylene Hayward® NVA Series Needle Valve
Item 19372
210.79/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-518
210.79/Each
1/2" Polypropylene Hayward® NVA Series Needle Valve
Item 19373
210.79/Each
Save 5% when you buy 2+
Save 10% when you buy 4+
Save 15% when you buy 12+
P-518
210.79/Each

Note: Product testing for individual applications is recommended before use. U.S. Plastic Corp. cannot be held liable for individual application failures.

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