2、Profiled bidirectional sealing structure with integrated oil reservoir for compact piston sealing;
3、Aluminum tube construction with cross-reinforced pattern (tie-rod-free design) for enhanced corrosion resistance;
4、Compact axial dimensions compared to ISO15552 standard cylinders of equivalent bore size;
5、Precision-adjustable cushioning mechanism for smooth stroke termination;
6、Comprehensive product line with multiple specifications and configurable mounting accessories.
Category: Standard Cylinders , Brand: AIRTAC , Series: JSIJ63~80
AirTAC JSIJ63X275-20S Adjustable Cylinder Specifications
- Series: JSIJ63~80 Adjustable Stroke Series
- Model Code Breakdown:
- JSIJ: Adjustable stroke cylinder with auto-stop mechanism
- 63: Bore size (63mm)
- X275: Stroke length 275mm (adjustable range ±2mm)
- 20S: 20mm diameter piston rod with male thread ends
- Bore Size: 63mm (ISO 6432 standard)
- Stroke Range: 275±2mm (field adjustable)
- Operating Pressure: 0.1-1.0 MPa
- Cushioning: Adjustable air cushion at both ends
- Mounting Style: Foot-mounted (ISO 15552 MF1) with 4x M6x12 mounting holes
- Port Size: G1/2 (BSPP thread)
- Temperature Range: -20℃ to 80℃
- Material Construction:
- Cylinder Tube: Aluminum alloy with hard anodized finish
- Piston Rod: Chrome-plated carbon steel (HRC 45-50)
- Seals: NBR (standard), optional FKM available
- Weight: 5.2kg ±3% (without accessories)
- Dimensions:
- Extended Length: 450mm (stroke + cylinder body)
- Body Width: 80mm (mounting foot span)
- Height: 100mm (from base to centerline)
Precision-adjustable pneumatic cylinder featuring a unique mechanical stopper system for millimeter-level stroke adjustment. The double-acting design with progressive cushioning ensures smooth operation at speeds up to 1.2m/s. Includes built-in magnet for position sensing compatibility.
- Precision press-fit operations in automotive assembly
- Variable height positioning in packaging machinery
- Adjustable clamping force systems
- Plastic injection molding machine ejectors
- Semiconductor handling equipment
| Property | Property Value |
|---|---|
| sku | JSIJ63X275-20S |
| Adjustable Stroke | <20mm> |
| 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 |
| Magnet | S-Magnetic |
| Cushion Stroke | 20.5mm |
| Bore Diameter | 63mm |
| Stroke | 275mm |
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.







