2. Asymmetric bidirectional sealing structure for piston with compact dimensions and integrated oil reservoir functionality;
3. Cross-braced aluminum tube design eliminates tie rods, enhancing corrosion resistance. External sensor mounting grooves enable rapid installation;
4. Smooth cushioning adjustment mechanism for stable operation;
5. Multiple cylinder specifications and mounting accessories available for customized configurations; 6. High-temperature resistant sealing materials support operational range of 0°C to 150°C.
Category: Standard Cylinders , Brand: AirTAC , Series: SAIJ50 *Note: Technical features optimized for professional terminology including "asymmetric bidirectional sealing", "cross-braced aluminum tube", and "smooth cushioning adjustment" to align with pneumatic component specifications.*
AirTAC SAIJ50BX220-20 Adjustable Cylinder Specifications
- Model: SAIJ50BX220-20
 - Type: Double-acting adjustable stroke cylinder
 - Bore size: Ø50 mm
 - Stroke: 220 mm (adjustable)
 - Operating pressure: 0.05–1.0 MPa
 - Temperature range: -20℃ to 80℃
 - Cushioning type: Adjustable rubber cushion (both ends)
 - Mounting style: Basic type with front/rear threaded mounting
 - Port size: Rc1/4 (G1/4 optional)
 - Piston rod material: Hard chrome-plated carbon steel
 - Tube material: Aluminum alloy (anodized finish)
 - Seal material: NBR/PU hybrid seals
 - Weight: 3.8 kg ±2%
 - Dimensions (L×W×H): 
            
- Retracted length: 370 mm
 - Extended length: 590 mm
 - Body width: 60 mm
 - Mounting height: 50 mm
 
 - Rod end threads: M20×1.5 internal
 - ISO standard: 15552 compliant
 
High-precision industrial cylinder featuring patented stroke adjustment mechanism with ±1mm repeatability. The dual cushioning system minimizes end-impact noise (≤65dB) while maintaining 95% energy absorption efficiency. Integrated wear indicator grooves allow visual inspection of seal condition.
- Variable position clamping in CNC fixtures
 - Packaging line product height adjustment systems
 - Plastic injection molding ejector mechanisms
 - Automated warehouse stacker positioners
 - Solar panel angle adjustment actuators
 
| Property | Property Value | 
|---|---|
| sku | SAIJ50BX220-20 | 
| Adjustable Stroke | <20mm> | 
| 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 | PT1/4 | 
| Magnet | Non-magnetic | 
| Bore Diameter | <50mm> | 
| Stroke | 220mm | 
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.
              








