Airtac MFJ Adjustable Mini Cylinder MFJ20X40-40S
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 MFJ20X40-40S Specifications
- Model: MFJ20X40-40S
- Bore size: 20mm
- Stroke: 40mm
- Action type: Double-acting
- Operating pressure: 0.15–0.8 MPa
- Medium temperature: -20℃ to 80℃
- Cushioning: Adjustable cushioning (both sides)
- Port size: M5x0.8 (standard), G1/8 optional
- Mounting style: Standard foot or front flange
- Body material: Aluminum alloy (anodized)
- Rod material: Stainless steel (SUS304)
- Seal material: NBR (nitrile rubber)
- Stroke adjustment: ±2mm via cushion screws
- Max speed: 500mm/s
- Repeat accuracy: ±0.5mm
- Durability: 5,000km (tested lifespan)
- Weight: 0.35kg (without accessories)
- Dimensions: 120mm(L) × 40mm(W) × 40mm(H)
Ultra-compact cylinder featuring precision-ground rod and integrated shock absorption. The MFJ series combines space-efficient design (40% smaller than standard cylinders) with adjustable end-position damping control. Anti-rotation design ensures stable linear motion, while the corrosion-resistant construction supports operation in humid environments. Includes built-in auto switch mounting slots for sensor integration.
- Precision positioning in SMT pick-and-place machines
- Clamping mechanisms for CNC tool changers
- Valve actuation in medical analyzers
- Component ejection systems in micro-molding
- Z-axis control for 3D printer mechanisms
Installation tip:
For optimal performance, maintain 0.5-1mm clearance between cushion screw
and stopper during adjustment. Lubricate with ISO VG32 hydraulic oil
during maintenance cycles. Avoid side-load exceeding 5N.
| Property | Property Value |
|---|---|
| sku | MFJ20X40-40S |
| 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 | S-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.