Airtac MFJ Adjustable Mini Cylinder MFJ20X40-30
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 MFJ20X40-30 Specifications
- Model: MFJ20X40-30
- Bore size: 20mm
- Stroke: 40mm
- Adjustable stroke range: ±3mm (total 6mm adjustment)
- Operating pressure: 0.05–0.7 MPa
- Cushioning type: Adjustable rubber buffer (both ends)
- Mounting style: Double-ended stud mounting (M5x0.8)
- Piston speed: 50–700 mm/s
- Operating temperature: -10℃ to 70℃
- Material: Aluminum alloy body, NBR seals
- Port size: M5x0.8 (Rc1/8 adapter optional)
- Weight: 290g ±5%
- Dimensions (L×W×H):
- Extended length: 130mm
- Retracted length: 90mm
- Body width: 34mm
- Mounting height: 20mm
- Protection class: IP54 (standard)
- Lubrication: Pre-lubricated (maintenance-free operation)
Ultra-compact pneumatic cylinder featuring micro-adjustment capability through its unique dual-axis stroke adjustment mechanism. The anodized aluminum construction provides corrosion resistance, while the built-in cushioning system minimizes impact noise. Special anti-rotation design maintains positional accuracy during repetitive operations. Compatible with ISO 6432 mounting accessories.
- Precision positioning in semiconductor handling equipment
- Clamping mechanisms in CNC tool changers
- Valve actuation in compact analytical instruments
- Part ejection systems in micro-injection molding machines
- Orientation adjustment in optical lens assembly
Installation note:
For optimal performance, maintain 0.5–1mm clearance between adjustment screws and mechanical stops.
Use locknuts (included) after stroke calibration. Lubricate guide shafts monthly in high-cycle applications (>500,000 cycles/year).
| Property | Property Value |
|---|---|
| sku | MFJ20X40-30 |
| Adjustable Stroke | 30mm |
| 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.