Airtac SI63 Standard Cylinder SI63BX210S
2. Piston sealing features dual-locked Y-type axial sealing structure with dust scraping capability, delivering extended service life and low friction resistance;
3. Aluminum tube with cross-shaped reinforcement and anodized tie rods for enhanced corrosion resistance;
4. Optimized cushion adjustment system with stable stroke control;
5. Multiple bore sizes and mounting accessories available for flexible configuration.
Category: Standard Cylinders | Brand: Airtac | Series: SI63
AirTAC SI63BX210S Standard Cylinder Technical Specifications
- Model: SI63BX210S
- Type: ISO 6432 compliant single-acting spring return cylinder
- Bore size: Ø63 mm (±0.1mm tolerance)
- Stroke: 210 mm (adjustable cushioning)
- Operating pressure: 0.15-0.9 MPa (21-130 PSI)
- Temperature range: -20℃ to 80℃ (dry air required below 0℃)
- Cushioning type: Adjustable pneumatic cushion (both ends)
- Mounting style: Basic type (MF1) with axial mounting holes
- Port size: 1/4" NPT (G1/8 optional)
- Piston rod thread: M16×1.5 external thread
- Material: Aluminum alloy barrel (anodized), CR steel rod (hard chrome plated)
- Seal material: NBR (Nitrile) standard, optional FKM/Viton for high temp
- Weight: 2.3 kg (without accessories)
- Dimensions: 330mm(L) × 83mm(W) × 83mm(H) (stroke extended)
- Max theoretical force: 283 kgf at 0.7 MPa (push side)
- Air consumption: 6.3 L/stroke at 0.5 MPa
- ISO speed range: 50-750 mm/s
High-thrust compact cylinder with twin anti-rotation guide slots (patented design), featuring precision honed inner tube and wear-resistant bearing bushes. The 3-stage buffer mechanism reduces end-impact noise to below 75dB. Optional magnetic piston version (SI63BX210S-M9) for position sensing. Compatible with all major brand pneumatic accessories.
- Automated assembly line clamping/jig systems
- Packaging machinery ejectors and press mechanisms
- Automotive welding fixture positioning
- Material handling lift gates
- Textile machine thread tensioners
- Plastic injection mold core-pulling units
Maintenance note:
Lubricate through air supply (ISO VG32 recommended). Avoid side-load exceeding 15N·m.
For vertical mounting, use locknut (AN6) on rod end. Cushion adjustment requires 2mm hex key.
- Max lateral load: 120N at mid-stroke
- Max permissible rod end play: ±0.8mm
- Breakaway pressure: ≤0.08 MPa
- Cycle life: 5,000 km travel distance (NBR seals)
| Property | Property Value |
|---|---|
| sku | SI63BX210S |
| 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 | PT3/8 |
| Piston Rod Material | SUS304 |
| Magnet | S-Magnetic |
| Bore Diameter | 63mm |
| Stroke | 210mm |
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.