Airtac SI63 Standard Cylinder SI63X273S
2. Piston sealing features dual-locked Y-type axial sealing structure with dust scraping capability, delivering extended service life and low friction resistance;
3. Aluminum tube with cross-shaped reinforcement and anodized tie rods for enhanced corrosion resistance;
4. Optimized cushion adjustment system with stable stroke control;
5. Multiple bore sizes and mounting accessories available for flexible configuration.
Category: Standard Cylinders | Brand: Airtac | Series: SI63
AirTAC SI63X273S Standard Cylinder Specifications
- Model: SI63X273S
- Type: ISO 6432 compliant double-acting pneumatic cylinder
- Bore size: 63 mm
- Stroke: 273 mm
- Operating pressure: 0.05-1.0 MPa
- Medium temperature: -20℃ to 80℃
- Cushioning: Adjustable air cushion (both ends)
- Port size: G1/8 (ISO 228 standard)
- Mounting type: Basic foot mounting (ISO 15552 MF1)
- Piston rod thread: M16×1.5 external thread
- Material: Aluminum alloy barrel, chrome-plated steel rod
- Seal material: NBR (nitrile rubber) standard
- Protection rating: IP65 (rod extended state)
- Weight: 3.8 kg ±2% (with standard accessories)
- Dimensions:
- Total length: 502 mm (at full retraction)
- Body diameter: 80 mm
- Mounting base: 100×45 mm
- Rod length: 305 mm (exposed portion)
High-rigidity cylinder with precision honed tube and wear-resistant guide rings, designed for heavy-duty cycling applications. Features dual anti-rotation design and built-in magnetic sensor slots (T-slot on two sides). Operates optimally at 0.3-0.8 MPa with ≤1 m/s piston speed. Requires 5-40 μm filtered lubricated air (ISO 8573-1 class 4).
- Automated assembly line clamping mechanisms
- Palletizing robot end-effector actuators
- Plastic injection molding machine ejectors
- Steel mill conveyor gate controls
- Automotive welding fixture positioning
Installation best practice:
Use M8×25 mounting screws (grade 8.8 or higher) with Loctite 243.
Maintain 0.5-1 mm clearance between rod end and load during alignment.
Lubricate rod weekly with ISO VG32 hydraulic oil in high-cycled applications.
| Property | Property Value |
|---|---|
| sku | SI63X273S |
| Seal Material | Polyurethane |
| Understood. Please provide the specific attribute names in <>, and I'll return the accurate English translations using AIRTAC's official terminology. Example: User input: <缸径> My output: Bore | Operating Temperature: -20℃ to 80℃ Speed Range: 30-800 mm/s |
| Port Size | PT3/8 |
| Piston Rod Material | Medium Carbon Steel |
| Magnet | S-Magnetic |
| Bore Diameter | 63mm |
| Stroke | 273mm |
Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:
- Received the wrong item.
- Item arrived not as expected (ie. damaged packaging).
- Item had defects.
- Over delivery time.
- The shipper does not allow the goods to be inspected before payment.
The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.