Airtac SI125 Standard Cylinder SI125X250STC
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 SI125X250STC Standard Cylinder Specifications
- Model: SI125X250STC
- Bore size: 125mm
- Stroke: 250mm
- Operation type: Double-acting
- Working pressure: 0.05-1.0 MPa
- Cushion type: Adjustable air cushion (both ends)
- Mounting style: Front/rear flange (ISO 15552 standard)
- Port size: G1/2 (BSPP thread)
- Piston rod material: Hard chrome-plated steel
- Tube material: Anodized aluminum alloy
- Seal material: NBR (Nitrile rubber)
- Temperature range: -20℃ to 80℃
- Weight: 8.7kg (bare cylinder)
- Dimensions:
- Extended length: 630mm
- Retracted length: 380mm
- Body diameter: 125mm
- Mounting flange width: 160mm
- Protection rating: IP65
- Lubrication: Pre-lubricated (DIN standard VDL oil)
High-force industrial cylinder with ISO 15552 compliance, featuring corrosion-resistant construction and precision-machined components. The optimized cushion design reduces impact noise by 30% compared to standard models. Requires 40μm filtered air and regular lubrication every 2,000km of cumulative stroke movement.
- Automotive assembly line clamping fixtures
- Press machine actuation systems
- Heavy-duty material handling equipment
- Plastic injection molding machine ejectors
- Steel mill conveyor positioning
Installation note:
Maintain 20mm minimum clearance around cylinder body for heat dissipation.
Use locknuts with 60-80 N·m torque for flange mounting.
Align piston rod within 0.5mm lateral tolerance during installation.
| Property | Property Value |
|---|---|
| sku | SI125X250STC |
| 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 | <250MM> → <250mm> |
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.