Specification Parameters
| Parameter | Details |
|---|---|
| Product Type | Pneumatic Fittings |
| Structure | 5 Way Cross |
| Connection | Tube to Tube |
| Ports | 5 Ports |
| 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 Tube |
Quick connect fittings use an internal locking mechanism and O-ring sealing to ensure fast installation and airtight connection performance.

| Model | ΦD1 | ΦD2×3 | B | E | A | G | ΦP×4 | H |
| PKB6-4-G01 | 6 | 4 | 71 | 19 | 5.5 | G1/8 | 13 | 12 |
| PKB8-6-G01 | 8 | 6 | 80.5 | 21.5 | 6.5 | G1/8 | 15 | 14 |
| PKB8-6-G02 | 8 | 6 | 81.5 | 21.5 | 7.5 | G1/4 | 15 | 15 |
| PKB10-6-G03 | 10 | 6 | 93.5 | 25 | 7.5 | G3/8 | 18.5 | 19 |
| PKB10-8-G03 | 10 | 8 | 93.5 | 25 | 7.5 | G3/8 | 18.5 | 19 |
| PKB12-8-G04 | 12 | 8 | 108.5 | 26.5 | 9.5 | G1/2 | 21 | 24 |
| PKB12-10-G04 | 12 | 10 | 108.5 | 27.5 | 9.5 | G1/2 | 21 | 24 |
| PKB10-6-G02 | 10 | 6 | 92.5 | 25 | 6.5 | G1/4 | 18.5 | 17 |
| PKB10-08-G02 | 10 | 8 | 92.5 | 25 | 6.5 | G1/4 | 18.5 | 17 |
| PKB12-8-G03 | 12 | 8 | 106 | 26.5 | 7.5 | G3/8 | 21 | 19 |
| PKB12-10-G03 | 12 | 8 | 106 | 27.5 | 7.5 | G3/8 | 21 | 19 |
Key Features
- 5-way cross structure for air distribution
- Multi-direction tube connection
- Centralized pneumatic routing design
- Nickel-plated brass for corrosion resistance
- O-ring sealing for leak prevention
- Push-to-connect quick installation
Applications
Pneumatic control systems
Used for distributing compressed air to multiple lines
Industrial automation systems
Supports complex multi-line pneumatic layouts
Air distribution systems
Ideal for centralized airflow branching
Machinery equipment
Helps organize multi-direction tubing connections
Compact pneumatic installations
Reduces space by combining multiple connections
Widely used in pneumatic systems requiring multi-branch air distribution and compact layout design.
Product Function
PKB-G fittings distribute compressed air from one source into multiple directions, enabling efficient and organized pneumatic system design.
Compared to tee fittings (3-way), PKB-G provides five-way distribution, reducing the number of connectors and simplifying piping layouts.
Product Structure & Size Range
- Models: PKB4 / PKB6 / PKB8 / PKB10 / PKB12
- Tube sizes: 4mm → 16mm
- 5-port cross configuration
- Push-in tube connection on all ports
Why Choose Our Pneumatic Fittings
- Professional PKB-G pneumatic fitting manufacturer
- OEM / ODM customization for 5-way pneumatic fittings
- Reliable cross connector for air distribution systems
- Durable nickel plated brass fittings with long service life
- O-ring sealing for stable leak-proof performance
- Fast delivery and global B2B supply capability
FAQ
Q1: What is a PKB-G pneumatic fitting?
It is a 5-way push-to-connect fitting used for distributing air to multiple directions in pneumatic systems.
Q2: What is a 5-way pneumatic fitting used for?
It allows one air source to connect to multiple output lines, simplifying piping systems.
Q3: What is the difference between tee and 5-way fittings?
Tee fittings have 3 ports, while PKB-G has 5 ports for more complex air distribution.
Q4: Does PKB-G include an O-ring seal?
Yes, it uses an O-ring sealing system for reliable airtight performance.
Q5: What tubing is compatible with PKB-G fittings?
It is suitable for PU tubing and nylon tubing.
Q6: Can PKB-G fittings be customized?
Yes, OEM and ODM customization is available.
CTA
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