2. Features wear-resistant Y-shaped axial sealing structure with cushioning function, extended service life, and low friction resistance;
3. Aluminum square tube profile with anodized tie rods for superior corrosion resistance;
4. Built-in adjustable pneumatic cushioning at both ends;
5. Multiple cylinder specifications and mounting accessories available for flexible configurations.
Category: Standard Cylinders | Brand: AirTAC | Series: SI40
AirTAC SI40X206 Standard Cylinder Specifications
- Model: SI40X206
- Type: ISO 15552 compliant double-acting cylinder
- Bore size: 40mm
- Stroke: 200mm (Standard) + 6mm tolerance (indicated by "206")
- Operating pressure: 0.1-1.0 MPa
- Cushioning type: Adjustable pneumatic cushion (both ends)
- Piston rod material: Chrome-plated steel (Cr-Mo)
- Tube material: Anodized aluminum alloy
- Seal material: NBR (Nitrile rubber) with wear-resistant ring
- Mounting style: Standard ISO mounting (optional accessories: MA1/MS1/MF1)
- Operating temperature: -20℃ to 80℃
- Weight: 2.15kg (without accessories)
- Dimensions:
- Extended length: 398mm (stroke 200mm)
- Retracted length: 198mm
- Body diameter: 52mm
- Mounting hole spacing: 30mm (front) / 48mm (rear)
- Port size: G1/8 (standard) or optional NPT1/4
- Max theoretical thrust: 1256N at 0.63MPa
- Lubrication: Pre-lubricated (optional oil-free operation)
The SI40X206 features a precision-ground piston rod with dual sealing system for leak-proof operation. Its auto-switch ready design (with T-slot) enables easy sensor integration. The anodized barrel resists corrosion in humid environments, while the reinforced end caps withstand 1.5x rated pressure.
- Automated assembly line clamping mechanisms
- Plastic injection molding machine ejectors
- CNC machine tool door interlocks
- Automotive welding fixture positioning
- Food processing conveyor gate actuators
| Property | Property Value |
|---|---|
| sku | SI40X206 |
| 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℃ to 80℃ Speed Range: 30-800 mm/s |
| Port Size | PT1/4 |
| Piston Rod Material | Medium Carbon Steel |
| Magnet | Non-magnetic |
| Bore Diameter | <40mm> |
| Stroke | 206mm |
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.









