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Pneumatic Rotary Unions | Standard & Custom
Pneumatic Rotary Union & Rotary Joint Manufacturer for OEM Machinery
Standard and custom pneumatic rotary unions for OEM machinery, adapted to actual operating conditions. MOQ: 1 unit. Production time: about 20 calendar days for catalog models; within 30 calendar days for custom configurations. Every catalog model page includes a 2D PDF and a downloadable STEP AP214 for a fit check.
1-8 passages
Compressed air (catalog)
Threaded / flange
New Products
Model Comparison
June 2026
BP-4P-30-0001
4-passage flange mount rotary union with 30mm bore
June 2026
BP-3P-S06-0001
3 pneumatic passages with 6 electrical leads
May 2026
BP-8P-0001
8-passages for high-passage pneumatic transfer
May 2026
BP-2P-50-0001
Protective shroud and labyrinth for dusty industrial environments
May 2026
BP-2P-130-0001
Heavy-duty 2-passage rotary joint for higher load
Application Topics
View all applications
Laser tube rear-chuck compressed-air transfer
Verified rear-chuck applications using BP-3P-0004 and BP-2P-08-0001. Circuit count and interfaces must be confirmed against the chuck and machine design.
Packaging Machinery
Pneumatic rotary transfer for rotary tables, sealing heads, and pouch filling machines.
Robot End-of-Arm Tooling
Air and vacuum transfer for robot grippers, suction cups, and rotating wrists.
Vacuum Packaging Machines
Separated vacuum, release air, and clamp air for rotary packaging stations.
Bottle Filling & Capping
Compact rotary unions for pneumatic torque control and rotary filling turrets.
Automation Rotary Tables
Multi-passage layouts for indexing tables, fixtures, grippers, and actuator control.
Pneumatic Tools
Compact air swivels for hose anti-twist and handheld tool air supply.
Electronics & Battery Fixtures
Compact air and vacuum transfer for rotating test and inspection stations.
Before You Choose
View list- How to select a pneumatic rotary joint: 5 parameters that prevent leakage
- Rotary union seal types: O-ring, lip seal, and spring-energized PTFE seal
- Rotary joint leaking? Diagnostic flowchart for maintenance teams
- Threaded vs flange mounting: how to choose for compact machinery
- Installation guide: anti-rotation bracket, hose stress, and seal protection
- FAQ: media, pressure, RPM, custom design, delivery, and warranty
Factory & Quality
Every finished unit leak-tested passage by passage
MOQ 1 piece
Typical catalog lead time: about 20 days
2D drawings on model pages
Ningbo factory · established in 2022
Email or WhatsApp a model number, photo, drawing, or operating conditions
Send Us the Machine Details
Download STEP for a Fit Check
Catalog model pages include a simplified STEP AP214 file so you can verify envelope, ports, bolt pattern, and clearance before ordering.
Custom Configurations
For non-standard passages, threads, seals, or combined pneumatic-electrical transfer, send a drawing and the operating requirements.