2. Features profiled bidirectional sealing structure with compact dimensions and integrated oil reservoir for piston lubrication;
3. JSI Series utilizes cross-braced aluminum alloy tubing with tie-rod-free design, offering superior corrosion resistance;
4. Reduced overall length compared to ISO15552 standard cylinders of equivalent bore size;
5. Precision-adjustable pneumatic cushioning mechanism ensures smooth deceleration;
6. Comprehensive selection of bore sizes and mounting accessories available for customized system integration.
Category: Standard Cylinders, Brand: AirTAC, Series: JSI
AirTAC JSI40X125STC Standard Cylinder Technical Specifications
- Model: JSI40X125STC
- Type: ISO 6432 compliant double-acting pneumatic cylinder
- Bore size: 40mm (±0.1mm manufacturing tolerance)
- Stroke: 125mm (adjustable cushioning)
- Operating pressure: 0.15–0.8 MPa (1.5–8 bar)
- Piston speed: 50–800 mm/s (lubricated condition)
- Ambient temperature: -20℃ to +80℃
- Cushioning type: Adjustable air cushion (both ends)
- Mounting style: Front/rear flange & foot mounting (M6 threaded holes)
- Port size: 1/4" NPT (G1/8 optional)
- Piston material: Aluminum alloy with hard anodized surface
- Rod material: Chrome-plated carbon steel (Cr equivalent ≥0.8μm)
- Seal type: NBR + polyurethane combination
- Position detection: Built-in magnet for sensor attachment
- Weight: 2.5kg (excluding accessories)
- Dimensions: 250mm(L) × 80mm(W) × 40mm(H) (full extension)
- Protection rating: IP65 (standard wiper seal)
- Lubrication requirement: ISO VG32 hydraulic oil recommended
High-precision industrial cylinder featuring dual anti-rotation design and corrosion-resistant construction. The STC variant includes enhanced cushioning buffers for high-cycle applications (up to 1.5 million cycles). Requires filtered compressed air (40μm filtration, dew point -20℃). Optional shock absorbers available for impact reduction.
- Automated assembly line clamping mechanisms
- Packaging machine ejection systems
- CNC machine tool part positioning
- Material handling transfer units
- Automotive welding fixture actuators
- Food processing conveyor diverters
| Property | Property Value |
|---|---|
| sku | JSI40X125STC |
| 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:-20-70°C Speed Range:30-800mm/s |
| Port Size | PT1/4 |
| Magnet | S-Magnetic |
| Cushion Stroke | 20.5mm |
| Bore Diameter | <40mm> |
| Stroke | 125mm |
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.







