Model NVII Needle Valve

Brand: Dwyer Instruments, LLC

The MODEL NVII Needle Valve provides easy flow regulation in all applications, including shut off and throttling for pressure gauges and instruments.

With a one piece, hot forged brass body construction, years of maintenance-free service can be expected.

The Model NVII, with its tamper-proof design and blowout-proof stem, provides excellent performance and reliability.


Enclosure, Body Material

  • Brass


  • Gas
  • Liquids & Gases

NPT Inlet

  • 1/4” NPT Female
  • 1/4” NPT Male

NPT Outlet

  • 1/4” NPT Female
  • 1/4” NPT Male

O-Ring Material

  • Fluoroelastomer - Wetted Materials

Supply Pressure

  • psi: 2,000 (kPa: 13,800, bar: 138)

Temperature Range

  • -40° to 177° C (-40° to 350° F)

Wetted Materials

  • Brass - Retainer, Hand Wheel


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