Airtac SI125 Standard Cylinder SI125X5S
2. Piston features bidirectional Y-seal structure with cushioning function, offering extended service life and low friction resistance;
3. Aluminum barrel with cruciform reinforcement and black-anodized piston rod for enhanced corrosion resistance;
4. Precision machined cylinder surface ensures smooth operation;
5. Multiple cylinder specifications and mounting accessories available for flexible configurations.
Category: Standard Cylinders | Brand: AIRTAC | Series: SI125
AirTAC SI125X5S Standard Cylinder Specifications
- Model: SI125X5S
- Type: ISO 15552 compliant double-acting pneumatic cylinder
- Bore size: 125 mm
- Stroke: 500 mm (customizable up to 2000mm)
- Operating pressure: 0.05–1.0 MPa
- Cushioning type: Adjustable air cushion (both ends)
- Mounting style: Basic type (standard foot/mounting accessories optional)
- Temperature range: -20℃ to 80℃
- Port size: G3/8 (ISO 228-1 standard)
- Piston rod material: Chrome-plated steel (HCF+SCM435)
- Cylinder tube: Anodized aluminum alloy
- Seal material: NBR/PU hybrid seals
- Weight: 18.6 kg (without rod extension)
- Dimensions:
- Length: 825 mm (stroke 500mm + cylinder body)
- Width: 165 mm (mounting flange span)
- Height: 155 mm (barrel outer diameter)
- Max theoretical force: 14,744N @0.7MPa (extending)
- Speed range: 50–1000 mm/s (lubricated condition)
A heavy-duty industrial cylinder featuring precision honed tubing and multi-layer sealing system. The SI125X5S integrates wear-resistant guide bands for anti-rotation stability, with built-in magnetic sensor slots (Φ18x3.5mm) for position feedback. Requires ISO VG32 hydraulic oil mist lubrication for optimal performance.
- Plastic injection molding machine ejectors
- Automotive assembly line clamping fixtures
- Steel mill roller positioning systems
- Paper processing equipment actuators
- Shipbuilding jig alignment mechanisms
Installation note:
Maintain 0.5mm minimum clearance between rod end and load during alignment.
For vertical mounting, use counterbalance valves. Lubricate through air line
using 1-2 drops of oil per cycle via built-in lubricator port.
| Property | Property Value |
|---|---|
| sku | SI125X5S |
| 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°C to 80°C Speed Range: 30-500 mm/s |
| Port Size | PT 1/2 |
| Piston Rod Material | Medium Carbon Steel |
| Magnet | S-Magnetic |
| Bore Diameter | 125mm |
| Stroke | <5mm> |
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.