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 SIJ63X120-30S Double Rod Adjustable Cylinder Specifications
- Model: SIJ63X120-30S
- Type: Double rod adjustable stroke cylinder
- Bore size: Ø63mm
- Stroke: 120mm (adjustable ±30mm)
- Operating pressure: 0.05–1.0 MPa
- Port thread: M5x0.8 (standard), G1/8 optional
- Cushioning: Adjustable pneumatic cushion
- Piston speed: 50–700 mm/s
- Ambient temperature: -10℃ to 80℃
- Rod material: Chrome-plated carbon steel
- Tube material: Aluminum alloy (hard anodized)
- Seal type: NBR seals (FKM available on request)
- Weight: 2.85 kg (without accessories)
- Dimensions: 270mm(L) × 63mm(W) × 63mm(H)
High-precision dual rod cylinder with ±30mm stroke adjustment capability through mechanical stoppers. Features symmetrical force output and position stability for precision alignment tasks. Integrated locknuts enable stroke adjustment without disassembly. Compatible with magnetic sensors for position feedback (sensor groove included).
- Precision jig positioning in CNC machining centers
- Parallel gripper mechanisms in robotic assembly
- Vertical lifting stages in display panel manufacturing
- Material clamping in semiconductor wafer handling
- Position adjustment in optical lens alignment systems

Property | Property Value |
---|---|
sku | SIJ63X120-30S |
Adjustable Stroke | 30mm |
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.