Airtac SI125 Standard Cylinder SI125X55S
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 SI125X55S Standard Cylinder Specifications
- Model: SI125X55S
- Type: ISO 15552 compliant double-acting pneumatic cylinder
- Bore size: 125 mm
- Stroke: 55 mm
- Operating pressure: 0.05–1.0 MPa
- Temperature range: -20℃ to 80℃
- Cushioning type: Adjustable pneumatic cushion (both ends)
- Port size: G1/2 (NPT1/2 optional)
- Piston rod thread: M20×1.5
- Mounting style: Basic front flange (MF1) with standard accessory kit
- Seal material: NBR (Nitrile) with wear-resistant band
- Protection rating: IP65 (rod gland area)
- Weight: 5.8 kg (without accessories)
- Dimensions: 200mm (L) × 140mm (W) × 140mm (H) (at mid-stroke position)
- Max theoretical force: 12,272N @1.0MPa (extending)
- Piston speed: 50–800 mm/s (cushioned operation)
High-load industrial cylinder featuring precision honed aluminum tube with hard anodized finish. Equipped with magnetic piston for position sensing compatibility (sensor not included). The corrosion-resistant construction and triple sealing system ensure reliable performance in harsh environments. Requires ISO 8573-1:2010 Class 3-4-3 compressed air.
- Automotive assembly line clamping fixtures
- Press machine ejection systems
- Heavy-duty material handling gates
- Packaging machine compression units
- Plastic injection molding machine auxiliaries
Installation note:
Lubricate through air port using ISO VG32 hydraulic oil before initial operation.
Maintain 0.3mm minimum clearance between magnetic sensor and cylinder body.
For vertical mounting, use guide brackets to prevent side load (AXKQ series recommended).
| Property | Property Value |
|---|---|
| sku | SI125X55S |
| 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 | 55mm |
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.