1. ISO15552 (formerly ISO6431) compliant standard cylinder design
2. Patented asymmetrical bidirectional piston seal structure with compact dimensions and integrated oil reservoir functionality
3. Tie-rod-free H-section aluminum alloy tube construction enhances corrosion resistance; Precision-machined T-slot grooves enable tool-free sensor mounting
4. Adjustable pneumatic cushioning system ensures smooth end-of-stroke deceleration
5. Comprehensive product range includes multiple bore sizes and modular mounting accessories for versatile configurations
6. High-temperature sealing compounds certified for operation from 0°C to 150°C
Category: Standard Cylinders | Brand: AIRTAC | Series: SAI63
AirTAC SAI63X125S Standard Cylinder Specifications
- Model: SAI63X125S
- Type: Double-acting pneumatic cylinder with magnetic piston
- Bore size: 63 mm
- Stroke: 125 mm (customizable up to 500 mm)
- Operating pressure: 0.15–0.8 MPa (21.7–116 psi)
- Cushioning: Adjustable air cushion at both ends
- Port size: 1/4" NPT (G1/8 optional)
- Mounting style: Basic type (standard ISO 15552 mounting interfaces)
- Material:
- Tube: Aluminum alloy with hard anodized surface
- Piston rod: Chrome-plated steel (Cr-Mo steel base)
- Seals: NBR (Nitrile rubber)
- Weight: 2.3 kg (without accessories)
- Dimensions:
- Extended length: 274 mm (piston rod retracted: 149 mm)
- Body diameter: 63 mm ±0.5 mm
- Rod end thread: M16×1.5
- Temperature range: -20℃ to 80℃ (dry air required below 0℃)
- Max theoretical thrust: 1,960 N @ 0.6 MPa
- Lubrication: Non-lube operation (oil mist lubrication recommended for high cycles)
A heavy-duty ISO 15552 compliant cylinder featuring wear-resistant construction and built-in magnet for position sensing. The SAI63 series combines high force output (up to 1.96kN) with precise speed control via adjustable cushions. Corrosion-resistant rod treatment ensures reliable performance in humid environments.
- Automated assembly line clamping mechanisms
- Plastic injection molding machine ejectors
- Automotive welding fixture actuators
- Palletizing robot end-effectors
- Textile machinery tension control systems
- Align cylinder axis with motion direction within ±0.5° tolerance
- Maintain 0.5-1mm clearance between rod end and load during mounting
- Use clean compressed air with 40μm filtration (ISO 8573-1:2010 Class 4)
- Inspect rod seals every 500,000 cycles in high-speed applications
| Property | Property Value |
|---|---|
| sku | SAI63X125S |
| 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:-20-70°C Speed Range:30-800mm/s |
| Port Size | PT3/8 |
| Piston Rod Material | Medium Carbon Steel |
| Magnet | S-Magnetic |
| Bore Diameter | 63mm |
| 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.









