Specifications
| Parameter | Details |
|---|---|
| Product Type | Pneumatic Fittings |
| Structure | Male Branch Tee (3-Way) |
| Connection | Tube to Thread |
| Thread Type | BSPP (G) |
| Material | Nickel-Plated Brass |
| Seal Type | O-Ring Seal |
| Operating Fluid | Air, Vacuum |
| Working Pressure | 0 – 1.0 MPa |
| Proof Pressure | Up to 1.5 MPa |
| Temperature Range | 0 – 60°C |
| Lock Claw | Stainless Steel |
| Applicable Tubing | PU / Nylon / PE / PVC |
PB-G fittings use a male branch tee design connecting two tubes at 90° to a threaded port, enabling efficient airflow distribution in pneumatic systems.
Standard push-in fittings typically operate within 0–1.0 MPa pressure range and 0–60°C temperature range, with O-ring sealing for reliable airtight performance.

| Model | ΦD×2 | G | A | B | H | E | ΦP×2 |
| PB4-M5 | 4 | M5 | 3.5 | 36 | 10 | 21.5 | 11 |
| PB4-G01 | 4 | G1/8 | 5.5 | 36 | 12 | 23.5 | 11 |
| PB4-G02 | 4 | G1/4 | 6.5 | 36 | 15 | 24.5 | 11 |
| PB6-M5 | 6 | M5 | 3.5 | 40 | 12 | 23.5 | 13 |
| PB6-G01 | 6 | G1/8 | 5.5 | 40 | 12 | 25.5 | 13 |
| PB6-G02 | 6 | G1/4 | 6.5 | 40 | 15 | 26.5 | 13 |
| PB6-G03 | 6 | G3/8 | 7.5 | 40 | 19 | 27.5 | 13 |
| PB6-G04 | 6 | G1/2 | 9.5 | 40 | 24 | 30 | 13 |
| PB8-G01 | 8 | G1/8 | 5.5 | 44 | 14 | 27.5 | 15 |
| PB8-G02 | 8 | G1/4 | 6.5 | 44 | 15 | 28.5 | 15 |
| PB8-G03 | 8 | G3/8 | 7.5 | 44 | 19 | 39.5 | 15 |
| PB8-G04 | 8 | G1/2 | 9.5 | 44 | 24 | 32 | 15 |
| PB10-G01 | 10 | G1/8 | 5.5 | 52 | 17 | 30.5 | 18.5 |
| PB10-G02 | 10 | G1/4 | 6.5 | 52 | 17 | 31.5 | 18.5 |
| PB10-G03 | 10 | G3/8 | 7.5 | 52 | 19 | 32.5 | 18.5 |
| PB10-G04 | 10 | G1/2 | 9.5 | 52 | 24 | 35 | 18.5 |
| PB12-G01 | 12 | G1/8 | 5.5 | 56 | 19 | 32.5 | 21 |
| PB12-G02 | 12 | G1/4 | 6.5 | 56 | 19 | 33.5 | 21 |
| PB12-G03 | 12 | G3/8 | 7.5 | 56 | 19 | 34.5 | 21 |
| PB12-G04 | 12 | G1/2 | 9.5 | 56 | 24 | 37 | 21 |
| PB14-G02 | 14 | G1/4 | 6.5 | 62 | 22 | 36 | 23 |
| PB14-G03 | 14 | G3/8 | 7.5 | 62 | 22 | 37 | 23 |
| PB14-G04 | 14 | G1/2 | 9.5 | 62 | 24 | 39 | 23 |
| PB16-G02 | 16 | G1/4 | 6.5 | 66 | 24 | 38 | 25.5 |
| PB16-G03 | 16 | G3/8 | 7.5 | 66 | 24 | 39 | 25.5 |
| PB16-G04 | 16 | G1/2 | 9.5 | 66 | 24 | 41 | 25.5 |
Key Features
- Branch tee structure for airflow distribution
- Tube-to-thread connection
- 90° tube branching design
- Nickel-plated brass for corrosion resistance
- O-ring sealing for leak-proof performance
- Push-to-connect quick installation
Applications
Pneumatic control systems
Used for branching airflow and connecting to threaded ports
Industrial automation systems
Supports multi-line pneumatic distribution
Air distribution systems
Enables efficient airflow routing and branching
Machinery equipment
Reduces the need for multiple connectors
Compact pneumatic installations
Ideal for space-saving piping layouts
Widely used in pneumatic systems requiring airflow branching and compact distribution design.
Product Function
PB-G fittings connect pneumatic tubing to a threaded port while branching airflow into two directions.
Compared to PD (run tee), PB-G features a branch tee structure (90° split), making it suitable for applications where perpendicular airflow distribution is required.
Product Structure & Size Range
- Models: PB4-G01 / PB6-G02 / PB8-G03 / PB10-G04
- Tube sizes: 4mm → 16mm
- Thread sizes: G1/8 → G1/2
- 3-port tee configuration
- 90° branch connection
Why Choose Our Pneumatic Fittings
- Professional PB-G pneumatic fitting manufacturer
- OEM / ODM customization for branch tee fittings
- Reliable tee connector for air distribution systems
- Durable nickel plated brass fittings with long service life
- O-ring sealing for stable leak-proof connection
- Fast delivery and global B2B supply capability
FAQ
Q1: What is a PB-G pneumatic fitting?
It is a male branch tee push-to-connect fitting used for airflow distribution in pneumatic systems.
Q2: What is a branch tee fitting used for?
It connects two tubes at a 90-degree angle while linking to a threaded port.
Q3: What is the difference between PB and PD fittings?
PB is a branch tee (90° split), while PD is a run tee (straight-through main line).
Q4: Does PB-G include an O-ring seal?
Yes, it uses an O-ring sealing system for reliable airtight performance.
Q5: What tubing is compatible with PB-G fittings?
It supports PU, nylon, PE, and PVC tubing.
Q6: Can PB-G fittings be customized?
Yes, OEM and ODM customization is available.
CTA
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