King Instruments Silver Series Flow Meter
Starting at $911.00

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  • Borosilicate Kinglass metering tube
    • 0.23 to 85GPM (Water)
    • 1.15 to 285 SCFM (Air)
  • Direct reading, detachable scales
    • Size 3 to 6 = 10 inch (250mm)
    • Size 8 to 9 = 8 inch (200mm)
  • ±2% of full scale flow accuracy
  • 10:1 turndown & 0.5% repeatability
  • 316L SS Fittings – 200°F (93°C) max temp
  • Max pressure of 300 psig (sizes 3 & 4 with SS fittings)
    • Varies based on size and fitting material

The King Instruments silver series flow meter is available in 35 flow ranges and 6 tube sizes with horizontal and vertical connection options. The powder-coated 304 stainless steel case and precision molded polycarbonate shield will tolerate most corrosive applications.

It comes standard with 316L stainless steel internal components and fitting material and Viton o-ring, but other options are available:

  • Hastelloy C-276 internal components (optional)
  • PVDF fitting material (optional with FNPT only)
  • Buna N, EPR, and Kalrez o-ring materials (optional)


This product can be used in the following applications: