Airtac SI125 Standard Cylinder SI125X270
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 SI125X270 Standard Cylinder Technical Details
- Model: SI125X270
- Bore size: Ø125mm (4.92")
- Stroke: 270mm (10.63")
- Operating pressure: 0.15-1.0 MPa (21.7-145 PSI)
- Cushioning: Adjustable pneumatic cushion (both ends)
- Mounting type: Standard ISO 15552 foot & flange mounts
- Port size: G1/2 (BSPP thread)
- Piston rod thread: M20x1.5
- Ambient temperature: -20℃ to 80℃ (-4°F to 176°F)
- Tube material: Anodized aluminum alloy
- Seal material: NBR (Nitrile rubber)
- Weight: 11.2kg (24.7 lbs)
- Dimensions: 370mm(L) × 140mm(W) × 140mm(H)
- Rod end type: Female thread with hex nut
- Max thrust: 1,227N @ 0.63MPa (276 lbs @ 91 PSI)
- ISO compatibility: 15552 (formerly ISO 6431)
High-force industrial cylinder with extra-long stroke capability, featuring wear-resistant chromium-plated piston rod and dual anti-rotation guides. Designed for heavy-duty applications requiring precise linear motion control. Includes built-in magnetic sensor slots (sensors optional) for position feedback.
- Automotive production line clamping fixtures
- Steel mill material handling systems
- Plastic injection molding machine ejectors
- Paper processing equipment actuators
- Warehouse vertical lift positioning
Installation recommendations:
Use vibration-resistant mounting brackets for vertical installations.
Maintain 0.5-1mm/kg preload on guide bushings. Lubricate with ISO VG32
hydraulic oil if operating below -10℃. Allow 50mm rear clearance for rod extension.
| Property | Property Value |
|---|---|
| sku | SI125X270 |
| 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 | 270mm |
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.