2. Dual Y-shaped axial seals on piston for automatic wear compensation, extended service life, and low friction coefficient
3. Crisscross pattern reinforced cylinder tube with stainless steel tie rods, delivering superior corrosion resistance
4. Precisely adjustable cushioning mechanism ensures smooth stroke operation
5. Customizable with multiple stroke lengths and compatible mounting accessories for flexible system integration
Category: Adjustable Cylinders | Brand: Airtac | Series: SIJ63
AirTAC SIJ63X120-20S Dual Axis Adjustable Cylinder Specifications
- Model: SIJ63X120-20S
- Type: Double rod compact cylinder with adjustable cushioning
- Bore size: Ø63mm
- Stroke: 120mm (customizable up to 300mm)
- Operating pressure: 0.1–0.9 MPa
- Piston speed: 50–800 mm/s
- Port size: Rc1/4 (G1/4 optional)
- Cushion type: External adjustable rubber bumper (both ends)
- Mounting style: Basic type (MF1) with dual-axis guide rods
- Rod diameter: Ø16mm (hard chrome-plated)
- Ambient temperature: -20℃ to 80℃
- Seal material: NBR (nitrile) standard / PU optional
- Weight: 2.45kg ±3%
- Dimensions:
- Length (stroke extended): 245mm
- Width (body): 63mm
- Height (with rods): 95mm
- Mounting hole spacing: 50mm × 40mm
- Protection class: IP40 (dust resistant)
- Lubrication: Pre-lubricated (DOP mist compatible)
A precision dual-axis guided cylinder featuring anti-rotation stability and 360° adjustable mounting positions. The chrome-plated guide rods provide exceptional lateral load capacity (up to 50N·m moment resistance) while maintaining smooth linear motion. The dual cushion adjustment knobs allow fine-tuning of end-position deceleration (adjustment range: 1/4 to full turn). Includes built-in magnet for position sensing compatibility.
- Precision alignment in PCB handling robots
- Vertical lifting mechanisms for packaging machines
- Position locking in CNC fixture systems
- Material transfer gates in automated warehouses
- Precision pressing operations in semiconductor assembly

Property | Property Value |
---|---|
sku | SIJ63X120-20S |
Adjustable Stroke | <20mm> |
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 | PT3/8 |
Magnet | S-Magnetic |
Bore Diameter | 63mm |
Stroke | 120mm |
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.