SE-1121-OF 2-Passage Rotary Joint - DSTI

DSTI SE-1121-OF Rotary Union

DSTI’s SE-1121-OF rotary union delivers efficient two-channel fluid transfer in a compact body. Engineered for applications requiring through bore functionality, it supports continuous rotation with minimal torque while handling pressures up to 7500 PSI. Its #4 SAE ports, precise passage size, and lightweight design make it ideal for mobile systems, test rigs, and compact hydraulic setups where space efficiency and performance go hand in hand.

Technical Specifications
Model #	Connection	Passage Size	Diameter	Length	Through Bore	Minimum Torque
SE-1121-OF	#4 SAE	0.187"	2.937"	3.562"	0.375"	23 in-lbs
- Number of Ports: 2 - 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 based on zero pressure with oil/hydraulic media. Required torque to rotate may be greater when using other media types or dry running.

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