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Ralston HPGV-0000 Hydraulic High Pressure Calibration Pump (0-3000 PSI)

3000 psi (210 bar) HPGV pump, 1/4" female NPT gauge swivel, 3ft hose, 1/4" MNPT process connection

Pressure source and gauge in one hand. Directly connect to a process connection and calibrate using your precision gauge.

  • Fine adjustment piston provides an easy way to fine tune exact pressure
  • Vent valve is both durable and precise
  • Liquid reservoir holds enough fluid for multiple calibrations
  • Marine brass construction resists corrosion and abuse
  • Quick-disconnect gauge adapter allows changing gauges without using a wrench
  • Low volume Quick-test hose, gauge adapter and process connection can be attached to pump without thread sealant or a wrench



Pressure Range 0 to 3000 psi (0 to 207 bar)
Media Ralston Calibration Oil, mineral based oil, water
Outlet Port Male Quick-test outlet port with check valve, brass
Temperature range 0 to 130 °F (-18 to 54 °C)
Construction Anodized Aluminum, Brass, Plated Steel
Seal materials Buna-N, Delrin, Synthetic Cork, Teflon
Fine adjust resolution ±1.00 psi
Liquid reservoir Polycarbonate Liquid reservoir and (2) gaskets
Weight 2.39 lb (1.1 kg)
Dimensions H: 9.82 in (24.9428 cm) x W: 4.75 in (12.065 cm) x D: 4.75 in (12.065 cm)
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In Stock