Welcome. Access your Ralston Account.

Find a
Distributor Go

HPGV-4GBW

3000 psi (210 bar) HPGV pump, 1/2" female BSPP gauge swivel, 1m hose, 1/4” FBSPP process conn.

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

Item Includes

  • Hand Pump - HPGV Assembly (HPGV)
  • Gauge Adapter - 1/2" female BSPP swivel, brass (SWIV-4GBW)
  • Hose - Quick-test 6900 psi hose, brass hose ends, 1 m (3.3 ft) long (QTQT-HOS-1m)
  • Hose Adapter - G 1/4" female BSPP (ISO 228/1) x male Quick-test, no check-valve, brass (QTHA-2FB0-RG)

Pressure Range0 to 3000 psi (0 to 207 bar)
MediaRalston Calibration Oil, mineral based oil, water
Outlet PortMale Quick-test outlet port with check valve, brass
Temperature range0 to 130 °F (-18 to 54 °C)
ConstructionAnodized Aluminum, Brass, Plated Steel
Seal materialsBuna-N, Delrin, Synthetic Cork, Teflon
Fine adjust resolution±1.00 psi
Liquid reservoirPolycarbonate Liquid reservoir and (2) gaskets
Weight2.42 lb (1.1 kg)
DimensionsH: 9.82 in (24.9428 cm) x W: 4.75 in (12.065 cm) x D: 4.75 in (12.065 cm)

Product Pricing

Get pricing from a Ralston Instruments Distributor

Find the closest Distributor

  • Search by ZIP Code
  • Search by Global Region
Find a Distributor
Ralston Instruments Distributors sign in to access your account. Sign In