DSTI SPSM-5610 Rotary Union

The SPSM-5610 rotary union from DSTI is a robust single-port fluid transfer solution featuring Rc1"-11 BSPT threading and a high-capacity 25.4 mm passage size. Designed for systems requiring metric compatibility and reliable performance, it operates up to 600 PSI and 500 rpm with a minimal torque rating of 1.81 Nm. With no through bore and a stout profile—69.85 mm diameter and 79.502 mm length—it supports consistent rotation under vacuum-rated conditions and moderate temperature ranges.

Technical Specifications
Model #	Connection	Passage Size	Diameter	Length	Through Bore	Minimum Torque
SPSM-5610	Rc1"-11 BSPT	25.4 mm	69.85 mm	79.502 mm	None	1.81 Nm
- Number of Ports: 1 - Maximum Pressure: 600 PSI [40 BAR] - Maximum Speed: 500 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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