This is the 4mm variant of the Pneumatic Coupler Air Connectors PC4-M5 4MM Straight Fitting For PTFE Bowden Tube 3D Printer in 3D Printer Extruder Parts and Fans. Available at ₹22.54 (₹19.10 + GST) with free shipping across India.
Product Description
Pneumatic Coupler Air Connectors PC4-M5 4MM Straight Fitting For PTFE Bowden Tube 3D Printer push to connect fitting for 4mm OD tubing, M5x0.8 thread. This item is often used in 3d printers to connect Bowden tubing to the extruder and to the hot end.
ThePneumatic Coupler Air Connectors PC4-M5 4MM Straight Fitting For PTFE Bowden Tube 3D Printer is designed for polyurethane or nylon tubing. Made of nickel plated brass for corrosion resistance. Even after installation, the direction of the tube can be changed freely.
Oval release ring assists to connect the hose easily by manual, without special tools required. Outside (and inside available) hexagon wrench.
Features:
- The tube fitting comes in a wide variety of tube and thread sizes.
- Even after installation, the direction of the tubing can be changed freely.
Specification:
| Model | PC4-M5 |
|---|---|
| Outer Diameter (mm) | 5 |
| Material | Copper |
| Color: | Brass color |
| Inner Diameter (blue) (mm) | 4 |
| Working Pressure(PSI) | 0 to 150 |
| Operating Temperature Range (°C): | 0 to 55 |
| Air Tube Connected | Nylon and Polyurethane |
| Weight(g) | 3 |
| Shipping Weight | 0.005 kg |
| Shipping Dimensions | 3 × 3 × 3 cm |
Package Includes:
1 x Pneumatic Coupler Air Connectors PC4-M5 4MM Straight Fitting For PTFE Bowden Tube 3D Printer
Pneumatic Coupler Air Connectors PC4-M5 4MM Straight Overview
The Pneumatic Coupler Air Connectors PC4-M5 is a straight push-to-connect fitting designed for 4 mm OD PTFE Bowden tubing on 3D printers. Its M5×0.8 thread and nickel-plated brass body ensure a secure, corrosion-resistant link between the extruder, hot end, and pneumatic lines.
Key Features of Pneumatic Coupler Air Connectors PC4-M5 4MM Straight
- Nickel-plated brass construction for long-term corrosion resistance
- Push-to-connect design for rapid insertion of 4 mm PTFE or nylon tubing
- Oval release ring allows tool-free removal and repositioning of the tube
- M5×0.8 thread with internal and external hex flats for optional wrench tightening
- Rated for 0–150 PSI working pressure and 0–60 °C temperature range
- Fast shipping from Zbotic with genuine, authorised inventory
Applications and Use Cases
- Connecting Bowden PTFE tubing to 3D printer extruders and hot ends
- Low-pressure pneumatic lines in desktop fabrication equipment
- DIY robotics pneumatic actuator hookups
- Laboratory gas or air distribution manifolds
- Retrofit or upgrade kits for existing Bowden-style 3D printers
How to Use Pneumatic Coupler Air Connectors PC4-M5 4MM Straight
Thread the PC4-M5 fitting into your 3D printer’s extruder or hot end port using the hex flats and optional wrench, applying PTFE tape or sealant if desired. Push the 4 mm PTFE tube firmly into the fitting until it seats against the internal stop. To remove, press the oval release collar and pull the tube straight out.
Why Buy from Zbotic?
- Genuine Products: All items sourced from authorized distributors
- Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
- Free Shipping: Free delivery on qualifying orders
- COD Available: Cash on Delivery, UPI, cards, net banking
- Technical Support: Expert help for setup and troubleshooting
- Easy Returns: Hassle-free replacement for defective products
Frequently Asked Questions
Is this fitting compatible with standard PTFE Bowden tubes?
Yes, the PC4-M5 straight coupler accepts 4 mm OD PTFE tubes commonly used in 3D printer Bowden setups. It grips polyurethane or nylon tubing securely.
What is the maximum operating pressure and temperature?
The PC4-M5 is rated for 0–150 PSI and temperatures between 0 °C and 60 °C, suitable for typical desktop 3D printer pneumatic lines.
How do I remove or reposition the tube after installation?
Press the oval release ring around the fitting’s neck to unlock the tube, then pull it out. The design also allows free rotation of the tubing without disassembly.
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Read More →Technical Specifications
| Model | PC4-M5 |
|---|---|
| Size | 4mm |
| SKU | AI2832 |
| Weight | 0.005915 kg |
| Availability | In Stock |
Applications & Use Cases
The Pneumatic Coupler Air Connectors PC4-M5 4MM Straight Fitting For PTFE Bowden Tube 3D Printer is a versatile 3d printer extruder parts and fans used across a wide range of applications including 3D printer maintenance, printer upgrades, custom printer builds, and replacement parts.
Common use cases:
- Replacing a worn-out nozzle or extruder gear
- Upgrading to a direct drive extruder
- Building a custom CoreXY printer
This product is ideal for 3D printer owners and custom printer builders.
Technical Tip: Keep spare nozzles, PTFE tubes, and belts on hand. Regular maintenance significantly extends printer life and print quality.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
