Ralston 5kpsi / 35 MPa Hydraulic hand pump, 2 Quick-test outlet ports, 3 ft hose, 1/4″ MNPT Process conn.

  • Hand Pump: QTHP 5000 psi / 35 MPa Hydraulic Pump
  • Process Connection: 1/4″ male NPT x male Quick-test, no check-valve, brass
  • Hose: Quick-test 6900 psi hose, brass hose ends, 3 ft (92 cm) long
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Ralston Hydraulic Hand Pumps

Hydraulic hand pumps from Ralston Instruments are designed and manufactured to our highest quality standards. The hand operated hydraulic pumps are versatile in nature and can be used to generate pressure up to 350 bar or 5000 PSI for field testing. Quick test adapters ensure quick & efficient connection between a calibrator and a process connection.


Ralston hydraulic hand pumps are fit for use where traditional power inputs are unavailable or unsuitable. It is commonly used for portable applications such as gauge testing & calibration, particularly when high-precision adjustment is required.