Airtac SI40 Standard Cylinder SI40X680S
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 SI40X680S Standard Cylinder Specifications
- Model: SI40X680S
- Type: ISO 15552 compliant double-acting pneumatic cylinder
- Bore size: 40 mm
- Stroke: 680 mm
- Operating pressure: 0.05–1.0 MPa
- Medium temperature: -20℃ to 80℃
- Cushion type: Adjustable air cushion (both ends)
- Port size: G1/8 (NPT1/4 optional)
- Mounting style: Basic foot mounting (ISO 15552 MF1)
- Piston rod material: Hard chrome-plated steel
- Seal material: NBR/PU combination
- Weight: 3.85 kg ±2%
- Dimensions (L×W×H): 834mm × 52mm × 52mm (extended length)
- Rod end thread: M16×1.5
- Max theoretical force (@0.63MPa): 792N (push/pull)
- Protection rating: IP65 (with wiper seal)
- Cycle rate: ≤3 m/s (cushioned operation)
High-precision industrial cylinder with exceptional lateral load capacity, featuring a corrosion-resistant anodized aluminum barrel. The SI40X680S's extended stroke design incorporates dual magnetic sensors (sensor slot on request) for position feedback. Optimized for heavy-duty applications requiring smooth stroke control in harsh environments.
- Automotive assembly line clamping fixtures
- Plastic injection molding ejector systems
- Palletizing robot end-effector actuators
- Steel mill conveyor gate controls
- Paper processing machinery tensioners
Installation note:
Maintain 0.1-0.3mm clearance between piston rod and guide when using in
vertical orientation. Lubricate with ISO VG32 hydraulic oil if operating
below -10℃. Maximum side load: 90N at full extension.
| Property | Property Value |
|---|---|
| sku | SI40X680S |
| 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 | 680mm |
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.