Air rotary union UNION 3/4 NPT RH
for vacuum2-passagehydraulic

air rotary union
air rotary union
air rotary union
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for air, for vacuum
Number of passages
hydraulic, brake
aluminum, steel
Other characteristics
radial, screw-in, dual-flow
Rotational speed

Max.: 250 rpm (1,571 rad.min-1)

Min.: 0 rpm (0 rad.min-1)


150 psi, 3,000 psi

Nominal size

0.25 in, 0.5 in


Tandem dual-passage design for low-speed air, hydraulic, and brake fluid applications Self-supported rotating union No interpassage leakage Aluminum housing and nickel-plated steel rotor Special bearing Media Vacuum, Hydraulic Oil, Air Air Flow 150 CFM Air Pressure 150 psi Air Temperature 250 °F Hydraulic Oil Temperature 250 °F Vacuum Pressure -13.75 psi Vacuum Temperature 250 °F


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Two passage

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.