2. Features an asymmetric bidirectional sealing structure for piston sealing, offering compact dimensions with integrated oil reservoir functionality;
3. Integrated fixed cushions on both end covers minimize impact during directional changes;
4. Multiple rear cover configurations simplify installation and enhance mounting flexibility;
5. Crimped and wrapped assembly ensures robust connection between stainless steel barrel and end covers;
6. Precision-engineered stainless steel barrel provides exceptional strength and corrosion resistance;
7. MF series achieves shorter overall length than ISO6432 standard cylinders while maintaining identical bore/stroke specifications;
8. Comprehensive range of cylinder variants and mounting accessories available for customized solutions.
Category: Adjustable Cylinders | Brand: AirTAC | Series: MFJ Adjustable cylinders
AirTAC MFJ Adjustable Miniature Cylinder MFJ20X40-40 Technical Details
- Model: MFJ20X40-40
- Type: Double-acting adjustable cushion cylinder
- Bore size: 20mm (ISO 6432 standard)
- Stroke: 40mm (±0.5mm tolerance)
- Operating pressure: 0.05–1.0 MPa
- Cushion type: Adjustable rubber buffer (both ends)
- Mounting style: Basic type (optional foot/mounting flange)
- Port size: M5x0.8 (Rc1/8/NPT1/8 optional)
- Operating temperature: -20℃ to 80℃
- Piston material: Aluminum alloy with hard anodization
- Rod material: Stainless steel (SUS304)
- Seal type: NBR wear-resistant seals
- Weight: 320g ±5g (without accessories)
- Dimensions:
- Extended length: 124mm
- Retracted length: 84mm
- Body diameter: 34mm
- Mounting hole spacing: 25mm (front) / 30mm (rear)
Ultra-compact pneumatic cylinder featuring 360° adjustable cushioning screws for precise stroke-end deceleration control. The corrosion-resistant construction with dual sealing rings ensures leak-proof operation in humid environments. Integrated mounting slots allow tool-free position adjustment during installation.
- High-density automation workstations
- Semiconductor handling robots
- Medical device actuation mechanisms
- Precision clamping in CNC tool changers
- Packaging machine ejector systems
| Property | Property Value |
|---|---|
| sku | MFJ20X40-40 |
| Adjustable Stroke | <40mm> |
| Mounting Type | Without Mounting Accessories |
| 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 | PT1/8 |
| Magnet | Non-magnetic |
| Bore Diameter | <20mm> |
| Stroke | <40mm> |
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.







