Shaft are available: Fixed flange.
The DTF Series are dependable double passage union. They have O type for hydraulic oil and A type for air clutch service. The twin passage union was designed to carry the same fliud at different pressure and should never be used for two different fluid since interpassage leakage can occur as the seals wear. When using a multipassage union only one passage should be pressurized at a time. The other passage should be vented in case of interpassage leakage.