Description
Pneumatic Bulkhead Union
A Pneumatic Bulkhead Union is a compression fitting designed to connect two tubes through a panel, wall, or enclosure. It features a bulkhead body with locknut, allowing secure panel mounting while maintaining a leak-proof tube-to-tube connection.
It is widely used in pneumatic control systems, instrumentation panels, and air distribution systems.
Pneumatic Bulkhead Union Standard Sizes
Tube OD Range
| Tube OD (Inch) | Tube OD (mm) |
|---|---|
| 1/8″ | 3.2 mm |
| 1/4″ | 6.35 mm |
| 3/8″ | 9.52 mm |
| 1/2″ | 12.7 mm |
| 3/4″ | 19.05 mm |
| 1″ | 25.4 mm |
Available Material Grades
1. Stainless Steel
- SS 304
- SS 316
- SS 316L
2. Brass (Common for Pneumatic Use)
3. Carbon Steel (On Request)
Key Features
- Secure panel mounting design
- Leak-proof double ferrule sealing
- Vibration resistant
- Easy installation in control panels
- Corrosion resistant materials available
- Suitable for medium to high pressure pneumatic systems
Applications
- Pneumatic Control Panels
- Automation Systems
- Air Distribution Lines
- Instrumentation Panels
- Packaging & Manufacturing Equipment

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