Airtac SI125 Standard Cylinder SI125X350SH
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 SI125X350SH Standard Cylinder Specifications
- Model: SI125X350SH
- Bore size: 125mm
- Stroke: 350mm
- Operating pressure: 0.05–1.0 MPa
- Medium temperature: -20℃ to 80℃
- Cushion type: Adjustable pneumatic cushion (both ends)
- Mounting style: Standard MF1 (front flange) with optional foot mounting
- Port size: G1/2 (ISO standard)
- Piston rod material: Chrome-plated carbon steel (Cr-Mo)
- Tube material: Anodized aluminum alloy
- Seal material: NBR + Polyurethane (high wear resistance)
- Weight: 14.5kg ±2%
- Dimensions: 580mm(L) × 165mm(W) × 165mm(H)
- Rod thread: M20×1.5 (external)
- Maximum theoretical thrust: 15,500N @0.63MPa
- Speed range: 50–800mm/s
- Protection grade: IP54 (standard wiper seal)
High-force industrial cylinder designed for heavy-duty linear motion applications. Features dual adjustable air cushions for smooth deceleration and anti-shock capability. The triple-seal structure (main seal + rod seal + wiper) ensures reliable operation in environments with particulate contamination. Pre-lubricated for maintenance-free operation up to 2,000km travel distance.
- Automotive press line material handling
- Steel mill rolling equipment actuation
- Injection molding machine ejector systems
- Heavy conveyor gate control
- Construction machinery hydraulic assist
Installation note:
Requires minimum 2× bore size clearance for cushion adjustment.
Use locknuts (M20) with 45–50Nm torque on rod end.
For vertical mounting, specify optional guide brackets (GB125-SI).
| Property | Property Value |
|---|---|
| sku | SI125X350SH |
| 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 | 350mm |
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.