
2. SG series features dual Y-type unidirectional piston seals with compensation mechanism, ensuring extended service life and low starting pressure. SGC series adopts specialized bidirectional sealing structure with compact dimensions and integrated lubrication reservoir;
3. SG series utilizes steel tube construction for enhanced impact resistance;
4. SGC series employs aluminum tube design with optional magnetic sensing ring (not available for SG series);
5. Precision-adjustable pneumatic cushioning system for smooth operation;
6. Comprehensive selection of cylinder sizes and mounting accessories;
7. High-temperature resistant seals enable operational range of 0-150°C.
Category: Standard Cylinders | Brand: AirTAC | Series: SGCJ200~250 Adjustable Stroke Cylinder
AirTAC SGCJ250X800-75S Adjustable Cylinder Specifications
- Series: SGCJ200~250 Adjustable Stroke Series
 - Bore size: Ø250mm (±0.5mm tolerance)
 - Stroke: 800mm (Adjustable range: 50-800mm)
 - Mounting type: MF1 front flange with 75mm center hole (ISO 15552 standard)
 - Operating pressure: 0.05-0.8 MPa
 - Cushioning: Adjustable pneumatic cushion at both ends
 - Temperature range: -20℃ to 80℃
 - Tube material: Hard anodized aluminum alloy (6063-T5)
 - Piston rod: Chrome-plated steel (45#) with 30μm coating
 - Seals: HNBR rubber (high nitrile) for high temperature resistance
 - Port size: G3/8 (BSPP thread)
 - Weight: 38.6kg (excluding accessories)
 - Dimensions: 
            
- Extended length: 1,180mm (base length 380mm + stroke 800mm)
 - Retracted length: 380mm
 - Flange width: 75mm mounting hole centers
 - Overall height: 295mm (including rod end)
 
 - Rod thread: M30×2.0 external thread at rod end
 - Lubrication: Pre-lubricated (DOP oil), maintenance-free for 5,000km operation
 
Heavy-duty adjustable stroke cylinder with precision position locking mechanism. Features dual-scale position indicator (metric/imperial) on the rod and anti-rotation guide slots. The reinforced end caps include 4×M12 mounting holes for vertical/horizontal installation. Requires 5μm filtered air with ≤5% relative humidity.
- Press machine die height adjustment systems
 - Automotive welding fixture positioning
 - Injection molding machine platen movement
 - Steel coil handling equipment
 - Paper roll tension control systems
 
| Property | Property Value | 
|---|---|
| sku | SGCJ250X800-75S | 
| Adjustable Stroke | 75mm | 
| 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°C to 70°C Speed Range: 30 to 500 mm/s | 
| Port Size | PT 1/8 | 
| Magnet | S-Magnetic | 
| Bore Diameter | <250MM> → <250mm> | 
| Stroke | 800mm | 
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.