
2. SG series adopts dual Y-type unidirectional piston seals with self-compensating design, delivering extended service life and low starting pressure. SGC series features space-saving asymmetric bidirectional seals with oil reservoir functionality;
3. SG series utilizes steel cylinder construction with exceptional impact resistance;
4. SGC series employs aluminum cylinder tubes compatible with optional magnetic piston position sensing (not available for SG series);
5. Precision adjustable pneumatic cushioning mechanism ensures smooth deceleration;
6. Comprehensive range of bore sizes and mounting accessories for flexible system integration;
7. High-temperature resistant seals enable reliable operation from 0°C to 150°C.
Category: Standard Cylinders | Brand: AirTAC | Series: SGJ Adjustable Steel Cylinder Series
AirTAC SGJ Series Steel Tube Adjustable Cylinder SGJ125X175-75 Technical Details
- Full Model: SGJ125X175-75
- Type: Double-acting adjustable stroke cylinder
- Bore size: 125mm (ISO standard)
- Stroke: 175mm (adjustable through stopper mechanism)
- Operating pressure: 0.1-0.9 MPa
- Medium temperature: -20℃ to 80℃
- Cushioning type: Adjustable pneumatic cushion (both ends)
- Mounting type: Basic type (MF1 standard) with adjustable mounting brackets
- Port size: G3/8 (1/2 NPT optional)
- Tube material: Precision honed steel pipe with chrome plating
- Piston rod: Hard chrome-plated steel (Cr-Mo alloy)
- Seals: NBR (Nitrile) standard, optional Polyurethane
- Weight: 5.8kg ±2% (without accessories)
- Dimensions: 
            - Outer diameter: 125mm
- Extended length: 450mm (at max stroke)
- Retracted length: 275mm
- Mounting base width: 160mm
 
- Rod end thread: M20×1.5 (ISO 12240-1 standard)
- Lubrication: Pre-lubricated (Relubrication interval: 3,000km operation)
Heavy-duty steel cylinder designed for precision positioning in high-moment applications. Features triple chrome plating on piston rod (25μm thickness) and anti-rotation mechanism. The unique tube structure provides 30% higher rigidity than standard aluminum cylinders. Includes magnetic piston version option (add "-M" suffix) for position sensing.
- Press machine die height adjustment systems
- Automotive welding fixture positioning
- Heavy material clamping in CNC machining centers
- Paper roll tensioning mechanisms
- Injection molding machine ejector units
 Installation protocol: 
            Maximum side load capacity 850N. For vertical mounting, use guide mechanisms when lateral forces exceed 15% of thrust rating. Maintain 0.5mm minimum clearance between rod end and load during alignment.
 Installation protocol: 
            Maximum side load capacity 850N. For vertical mounting, use guide mechanisms when lateral forces exceed 15% of thrust rating. Maintain 0.5mm minimum clearance between rod end and load during alignment.
        | Property | Property Value | 
|---|---|
| sku | SGJ125X175-75 | 
| Adjustable Stroke | 75mm | 
| Seal Material | NBR | 
| 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 70°C Speed Range: 30 to 500 mm/s | 
| Port Size | PT 1/2 | 
| Cushion Stroke | <40mm> | 
| Bore Diameter | 125mm | 
| Stroke | 175mm | 
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.
 
              