2. Piston features bidirectional Y-seal structure with cushioning function, offering extended service life and low friction resistance;
3. Aluminum barrel with cruciform reinforcement and black-anodized piston rod for enhanced corrosion resistance;
4. Precision machined cylinder surface ensures smooth operation;
5. Multiple cylinder specifications and mounting accessories available for flexible configurations.
Category: Standard Cylinders | Brand: AIRTAC | Series: SI125
AirTAC SI125X580S Standard Cylinder Specifications
- Model: SI125X580S
- Bore size: 125mm
- Stroke: 580mm
- Mounting type: Basic type (MF1) with optional alternatives: Front flange (MP4), Rear flange (MP5), Foot mounting (MP2)
- Operating pressure: 0.15–0.8 MPa
- Cushioning: Adjustable pneumatic cushion at both ends
- Operating temperature: -20℃ to 80℃
- Port size: G3/8 (ISO standard) with NPT optional
- Cylinder tube material: Aluminum alloy with hard anodized surface
- Piston rod material: Stainless steel (SUS304) with chrome plating
- Seal material: NBR + Polyurethane combination
- Weight: 12.8kg (dry, without accessories)
- Dimensions:
- Extended length: 1,156mm (stroke + 2x end cap length)
- Retracted length: 580mm (stroke)
- Body diameter: 140mm (excluding mounting accessories)
- Rod end thread: M20x1.5
- Max theoretical force: 9,817N @ 0.6MPa (extending)
- Speed range: 50–800mm/s (with cushion adjustment)
- ISO certification: 15552 compliant
High-thrust industrial cylinder engineered for heavy-duty linear motion applications. Features corrosion-resistant construction with precision honed tube and multi-layered sealing system. Integrated magnet slots for position sensing (sensors sold separately). Requires ISO 8573-1:2010 Class 3-4-3 compressed air.
- Metal stamping press ejection systems
- Injection molding machine clamp mechanisms
- Bulk material handling gates
- Automotive assembly line positioning
- Foundry equipment actuation
- Relubrication interval: Every 500km of cumulative travel
- Seal replacement cycle: 5,000km or 5 years (whichever comes first)
- Rod protection: Install bellows if exposed to particulate matter >15μm
| Property | Property Value |
|---|---|
| sku | SI125X580S |
| 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°C to 80°C Speed Range: 30-500 mm/s |
| Port Size | PT 1/2 |
| Piston Rod Material | Medium Carbon Steel |
| Magnet | S-Magnetic |
| Bore Diameter | 125mm |
| Stroke | 580 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.







