Airtac SI125 Standard Cylinder SI125X240SH
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 SI125X240SH Standard Cylinder Specifications
- Model: SI125X240SH
- Type: ISO 15552 compliant double-acting pneumatic cylinder
- Bore size: 125 mm
- Stroke: 240 mm (±1.5mm tolerance)
- Operating pressure: 0.05–1.0 MPa (5-10 bar)
- Cushioning: Adjustable pneumatic cushion (both ends)
- Port size: G3/8 (NPT1/2 optional)
- Piston rod thread: M20×1.5
- Operating temperature: -20℃ to 80℃
- Ambient humidity: ≤95% RH (non-condensing)
- Material:
- Tube: Anodized aluminum alloy
- Piston rod: Chrome-plated steel (Cr surface hardness 40-50HRC)
- End caps: Cast aluminum
- Seal type: NBR (Nitrile) standard, optional FKM/Viton for high temp
- Weight: ~7.8 kg (excluding accessories)
- Dimensions (L×W×H):
- Extended length: 554 mm
- Retracted length: 314 mm
- Mounting face width: 155 mm
- Height with base: 185 mm
High-force industrial cylinder designed for heavy-duty automation applications. Features corrosion-resistant construction with precision honed tube (Ra≤0.2μm surface roughness) and dual anti-rotation guide rods for enhanced lateral load capacity (max 450N). Includes magnetic piston (D-M9 connector) for position sensing compatibility.
- Automotive production line clamping fixtures
- Press machine ejection systems
- Foundry equipment actuation
- Heavy material handling gates
- Paper mill roller positioning
Installation note:
Use M12×1.25 mounting bolts (grade 8.8 or higher). Lubricate with ISO VG32 hydraulic oil
during initial installation. Avoid side load exceeding 15% of maximum thrust capacity.
- Theoretical thrust @6bar:
- Extension: 7363N (π×(125/2)²×0.6)
- Retraction: 6740N (accounts for rod area)
- Max piston speed: 0.5-1.0 m/s (optimal)
| Property | Property Value |
|---|---|
| sku | SI125X240SH |
| Seal Material | FKM |
| 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 | 240mm |
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.