Ralston DCAP-PV-1MSA [DCAP-PV-1MSA] Pneumatic Pressure and Vacuum Scissor Hand Pump, 1/4" Male NPT, 650 PSI / 45 bar / 4.50 MPa

DCAP-PV-1MSA 650 psi (4.5 Mpa) pressure / 28.5 inHg (97 kPa) vacuum hand pump, 2 Quick-test outlet ports, 3 ft hose, 1/8" MNPT gauge conn., 1/4" MNPT Process conn.
An exceptionally durable hand pump for use in the field for doing pressure calibration, testing and custody transfer. Perform pneumatic field calibrations on pressure transmitters, switches or gauges using an external pressure calibrator as the reference.

Pressure and vacuum calibration can be performed without electricity or nitrogen