Specification Parameters
| Operating Fluid | Air |
| Type | Pneumatic Fittings |
| Proof Pressure | 1.32 MPa (13.5 kgf/cm²) |
| Max. Operating Pressure | 0~0.9 MPa (0~9.2 kgf/cm²) |
| Ambient & Fluid Temperature | 0~60°C |
| Applicable Tubing | PU Tube, Nylon Tube |

| Model | ΦD | R | A | B | H |
| PC4-M5 | 4 | M5 | 3.5 | 18.5 | 10 |
| PC4-01 | 4 | R1/8 | 7 | 19.5 | 10 |
| PC4-02 | 4 | R1/4 | 8 | 19 | 14 |
| PC6-M5 | 6 | M5 | 3.5 | 20 | 12 |
| PC6-01 | 6 | R1/8 | 7 | 21 | 12 |
| PC6-02 | 6 | R1/4 | 8 | 20 | 14 |
| PC6-03 | 6 | R3/8 | 9 | 21 | 17 |
| PC6-04 | 6 | R1/2 | 10 | 22 | 21 |
| PC8-01 | 8 | R1/8 | 7 | 23.5 | 14 |
| PC8-02 | 8 | R1/4 | 8 | 22.5 | 14 |
| PC8-03 | 8 | R3/8 | 9 | 21 | 17 |
| PC8-04 | 8 | R1/2 | 10 | 22 | 21 |
| PC10-01 | 10 | R1/8 | 7 | 25.5 | 17 |
| PC10-02 | 10 | R1/4 | 8 | 26.5 | 17 |
| PC10-03 | 10 | R3/8 | 9 | 25 | 17 |
| PC10-04 | 10 | R1/2 | 10 | 23 | 21 |
| PC12-01 | 12 | R1/8 | 7 | 27 | 19 |
| PC12-02 | 12 | R1/4 | 8 | 28 | 19 |
| PC12-03 | 12 | R3/8 | 9 | 26.5 | 19 |
| PC12-04 | 12 | R1/2 | 10 | 24 | 21 |
| PC14-02 | 14 | R1/4 | 8 | 29.5 | 21 |
| PC14-03 | 14 | R3/8 | 9 | 30.5 | 21 |
| PC14-04 | 14 | R1/2 | 10 | 28 | 21 |
| PC16-02 | 16 | R1/4 | 8 | 31.5 | 24 |
| PC16-03 | 16 | R3/8 | 9 | 32.5 | 24 |
| PC16-04 | 16 | R1/2 | 10 | 29.5 | 24 |
| PC16-06 | 16 | R3/4 | 12 | 29 | 27 |
Key Features
- Push-to-connect quick installation design
- Leak-proof sealing with O-ring structure
- Tube-to-thread straight connection
- Corrosion-resistant materials (brass / plastic)
- Reusable and easy disconnection
👉 Push-to-connect fittings allow fast connection without tools and ensure secure sealing
Applications
- Pneumatic automation systems
- Air compressors
- Industrial machinery
- Robotics and assembly lines
- Packaging equipment
Widely used in compressed air systems requiring fast installation, leak-free performance, and reliable tubing connections
Product Structure & Types
- PC straight male connector (tube to thread)
- PC straight union connector (tube to tube)
- Different thread standards: BSP, NPT, metric
- Tube sizes: 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm
👉 PC fittings are essential components in pneumatic systems for connecting and controlling airflow
Why Choose Our Pneumatic Fittings
- Professional PC pneumatic fitting supplier with full size range
- OEM / ODM customization for push to connect air fitting manufacturer projects
- Reliable pneumatic straight fitting for automation and industrial systems
- High-quality air tube connector factory China with strict QC system
- Durable push-in pneumatic fitting for leak-free compressed air applications
- Fast delivery and global B2B supply support
FAQ
Q1: What is a PC pneumatic fitting?
It is a push-to-connect air fitting used to connect pneumatic tubing quickly and securely.
Q2: How does a push-to-connect fitting work?
The tube is inserted into the fitting and locked by internal teeth, while an O-ring provides sealing.
Q3: What materials are used in PC fittings?
They are typically made of brass and engineering plastics for durability and corrosion resistance.
Q4: Where are pneumatic straight fittings used?
They are widely used in automation systems, air compressors, and industrial machinery.
Q5: Can PC fittings be customized?
Yes, OEM/ODM customization is available for thread type, tube size, and materials.

