Airtac MFJ Adjustable Mini Cylinder MFJ25X40-20S
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 MFJ25X40-20S Specifications
- Model: MFJ25X40-20S
- Type: Double-acting adjustable cushion cylinder
- Bore size: Ø25mm
- Stroke: 40mm (adjustable ±2mm)
- Mounting style: Standard basic type (optional accessories available)
- Operating pressure: 0.05-0.9 MPa
- Cushioning: Front adjustable + rear fixed cushion
- Port size: M5x0.8 (Rc1/8/NPT1/8 optional)
- Temperature range: -10℃ to 70℃
- Material:
- Cylinder tube: Aluminum alloy (hard anodized)
- Piston rod: Stainless steel (SUS304)
- Seals: NBR rubber
- Weight: 520g ±3% (without accessories)
- Dimensions:
- Total length (retracted): 102mm
- Extended length: 142mm
- Body diameter: Ø35mm
- Mounting hole spacing: 30mm (longitudinal) × 25mm (lateral)
- Max theoretical thrust: 441N (at 0.7MPa)
- Max speed: 500mm/s
- Protection rating: IP54 (standard)
Ultra-compact pneumatic cylinder featuring precision adjustable stroke mechanism with dual locking nuts. The chrome-plated piston rod and integrated wear-resistant guide ring ensure smooth operation and extended service life. Designed for applications requiring precise position control in confined spaces. Compatible with auto switches (e.g., SNS-L series) via T-slot mounting.
- PCB handling robots in electronics manufacturing
- Precision clamping devices for CNC tooling
- Pharmaceutical tablet pressing mechanisms
- Automated test equipment positioners
- Textile machinery thread tension control
Installation guidelines:
Use locknuts (included) for stroke adjustment - clockwise rotation decreases stroke length.
Apply silicone-based grease to rod end before initial operation. Maintain 0.3-1.0μm filtration
and ISO 8573-1:2010 Class 3 compressed air quality. Avoid side loads exceeding 15N.
| Property | Property Value |
|---|---|
| sku | MFJ25X40-20S |
| Adjustable Stroke | <20mm> |
| 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 | <25 mm> |
| 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.