Airtac SI40 Standard Cylinder SI40X104S
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 SI40X104S Standard Cylinder Specifications
- Model: SI40X104S
- Type: ISO 6432 compliant single-acting spring return cylinder
- Bore size: 40mm
- Stroke: 104mm
- Operating pressure: 0.05–1.0 MPa
- Operating temperature: -20℃ to 80℃
- Piston speed: 50–800 mm/s
- Cushioning: Adjustable elastic cushion (both ends)
- Port size: M5x0.8 (standard) or NPT1/8 (optional)
- Rod thread: M10x1.25
- Material: Aluminum alloy barrel, CR12MoV piston rod
- Seal type: NBR + PU combination seals
- Weight: 1.25kg (excluding accessories)
- Dimensions: 220mm(L) × 50mm(W) × 50mm(H) (fully extended)
- Mounting types: Basic, front flange, rear flange, or foot mounting
- Protection rating: IP54 (standard), IP67 available on request
High-precision industrial cylinder featuring low-friction engineering and wear-resistant surface treatment. The chrome-plated piston rod undergoes multi-stage polishing (Ra ≤0.2μm) for smooth operation. Includes magnetic piston for position sensing compatibility. Requires ISO 8573-1:2010 Class 3-4-3 compressed air.
- Automatic door actuation systems
- Conveyor belt tensioning mechanisms
- CNC machine tool clamping devices
- Packaging machine ejection systems
- Automotive assembly line positioning
- Textile machinery thread control
Installation note:
Lubricate with ISO VG32 hydraulic oil before initial operation.
For vertical mounting, use anti-rotation guide brackets.
Minimum 2mm lateral clearance required during alignment.
| Property | Property Value |
|---|---|
| sku | SI40X104S |
| 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 | S-Magnetic |
| Bore Diameter | <40mm> |
| Stroke | 104 mm |
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.