DSTI SE-11121 Rotary Union

The SE-11121 rotary union by DSTI is engineered for high-pressure, multi-port fluid transfer in demanding applications. With a compact footprint and robust #4 SAE connections, it supports up to 12 flow passages and maintains integrity under extreme operational conditions—ideal for use in hydraulic systems, industrial machinery, and test stands requiring continuous rotation.

Technical Specifications
Model #	Connection	Passage Size	Diameter	Length	Through Bore	Minimum Torque
SE-11121	#4 SAE	0.187"	3.437"	10.000"	0.375"	133 in-lbs
- Number of Ports: 12 - Maximum Pressure: 7500 PSI [515 BAR] - Maximum Speed: 300 rpm - Vacuum Rating: 30 HG - Operating Temperature: -18°C to 105°C [0°F to 220°F]
* Minimum torque required to rotate is based on zero pressure with oil/hydraulic media. Actual torque may vary with different media or dry rotation.

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