Airtac SI125 Standard Cylinder SI125X550LB
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 SI125X550LB Standard Cylinder Specifications
- Model: SI125X550LB
- Bore size: 125mm
- Stroke: 550mm
- Operating pressure: 0.1–0.9 MPa
- Cushioning type: Adjustable air cushion (both ends)
- Port size: G1/2 (standard), optional NPT1/2
- Piston speed: 50–800 mm/s
- Ambient temperature: -20℃ to 80℃
- Mounting type: Basic MF1 (ISO 15552 standard)
- Rod material: Hard chrome-plated steel
- Tube material: Aluminum alloy with hard anodized surface
- Seal material: NBR (nitrile rubber)
- Weight: 18.5kg (with rod extension)
- Dimensions: 1075mm(L) × 168mm(W) × 168mm(H)
- Protection class: IP65 (dust-tight & water jet resistant)
High-force industrial cylinder designed for heavy-duty linear motion applications. Features double-acting operation with precision-controlled deceleration, ideal for applications requiring controlled stop positions. Integrated magnet slot allows position sensing compatibility. Maintenance-free design with corrosion-resistant construction.
- Automotive assembly line clamping systems
- Steel mill material handling equipment
- Plastic injection molding machine ejectors
- Warehouse automation lift mechanisms
- Hydraulic press auxiliary positioning
Installation note:
Ensure proper alignment of guide rods during mounting. Lubricate through built-in grease nipple (M6x1)
using ISO VG32 hydraulic oil monthly. Maintain 20mm clearance behind end covers for cushion adjustment.
| Property | Property Value |
|---|---|
| sku | SI125X550LB |
| 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 | Non-magnetic |
| Bore Diameter | 125mm |
| Stroke | 550mm |
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.