Hayward Industries, Inc.
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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. Precision-molded, fine-pitched stem threads permit this very fine metering flow control.

150 psi at 70°F
NVA Family
Needle Valves 2
Unit of Measure
1 

Item #

Size

Body Material

Seals

End Connection

Weight

CAD

NVA1025T N/A 1/4" N/A PVC N/A FPM N/A Threaded N/A 0.20 lb N/A CAD Icon (for items table)
NVA1037T N/A 3/8" N/A PVC N/A FPM N/A Threaded N/A 0.22 lb N/A CAD Icon (for items table)
NVA1050T N/A 1/2" N/A PVC N/A FPM N/A Threaded N/A 0.25 lb N/A CAD Icon (for items table)
NVA4025T N/A 1/4" N/A GFPP N/A FPM N/A Threaded N/A 0.20 lb N/A CAD Icon (for items table)
NVA4037T N/A 3/8" N/A GFPP N/A FPM N/A Threaded N/A 0.22 lb N/A CAD Icon (for items table)
NVA4050T N/A 1/2" N/A GFPP N/A FPM N/A Threaded N/A 0.25 lb N/A CAD Icon (for items table)
NVA2025T N/A 1/4" N/A CPVC N/A FPM N/A Threaded N/A 0.20 lb N/A CAD Icon (for items table)
NVA5025T N/A 1/4" N/A PVDF N/A FPM N/A Threaded N/A 0.20 lb N/A CAD Icon (for items table)
NVA2037T N/A 3/8" N/A CPVC N/A FPM N/A Threaded N/A 0.22 lb N/A CAD Icon (for items table)
NVA5037T N/A 3/8" N/A PVDF N/A FPM N/A Threaded N/A 0.22 lb N/A CAD Icon (for items table)
NVA2050T N/A 1/2" N/A CPVC N/A FPM N/A Threaded N/A 0.25 lb N/A CAD Icon (for items table)
NVA5050T N/A 1/2" N/A PVDF N/A FPM N/A Threaded N/A 0.25 lb N/A CAD Icon (for items table)
Unit of Measure
1