Ralston DCAP-300PSIG-D 

650 psi pneumatic hand pump, 300 psi gauge (0.25% full scale), 3ft hose, process connection

• Hand Pump: DCAP Pneumatic Hand Pump
• Pressure Reference: LC10 pressure gauge, 300 psi / 20 bar / 2 MPa, 1/4" Male NPT bottom connection
• Reference Connection: 1/4" female NPT x female Quick-test, no check-valve, S.S.
• Process Connection: 1/4" male NPT x male Quick-test, no check-valve, S.S.
• Hose: Quick-test 6900 psi hose, S.S. hose ends, 3 ft (92 cm) long