Airtac SI125 Standard Cylinder SI125X740S
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 SI125X740S Standard Cylinder Specifications
- Model: SI125X740S
- Type: ISO 15552 compliant double-acting cylinder
- Bore size: 125mm
- Stroke: 740mm (±1mm tolerance)
- Operating pressure: 0.1–0.9 MPa
- Cushion type: Adjustable air cushion (both ends)
- Mounting style: Basic type (MF1) with front flange & rear foot mounting options
- Port size: G1/2 (ISO 228-1 standard)
- Piston rod material: Hard chrome-plated 45# steel
- Cylinder tube: Aluminum alloy with hard anodized surface
- Seal material: NBR (nitrile) with wear-resistant ring
- Temperature range: -20℃ to 80℃
- Max theoretical thrust: 10,670N @0.63MPa
- Weight: ~12.5kg (excluding accessories)
- Dimensions: 940mm(L) × 125mm(W) × 125mm(H) (full extension)
- Rod end thread: M20×1.5 (external)
- Lubrication: Pre-lubricated (oil-free operation possible)
High-load industrial cylinder with reinforced end caps, designed for heavy-duty linear motion applications. Features corrosion-resistant construction and precision honed bore for smooth operation. Optional magnetic piston version (SI125X740S-M9) available for position sensing. Requires 5μm filtered air supply with ISO 8573-1 air quality standard.
- Automotive production line clamping systems
- Steel coil handling equipment
- Injection molding machine ejectors
- Large-scale packaging machinery
- Industrial press feeding mechanisms
Installation note:
Maintain alignment within 0.2mm/m parallelism tolerance during mounting.
Use flexible couplings for stroke ≥500mm applications. Lubricate rod weekly
in high-cycle operations (>500 cycles/hour).
| Property | Property Value |
|---|---|
| sku | SI125X740S |
| 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 | 740 mm |
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.