1. Complies with JIS standards;
2. Features an asymmetric bidirectional sealing structure with integrated oil reservoir for compact dimensions and enhanced lubrication;
3. Integrated shock-absorbing pads on end caps reduce impact during directional changes;
4. Multiple rear cover configurations for enhanced installation flexibility;
5. Crimped clamping mechanism between stainless steel barrel and end caps ensures secure connection;
6. High-precision stainless steel cylinder tube provides excellent strength and corrosion resistance;
7. Compact design offers shorter overall length than ISO 6432 standard cylinders with equivalent bore and stroke;
8. Comprehensive range of cylinder sizes and mounting accessories available for customized solutions.
Category: Adjustable Cylinders | Brand: AIRTAC | Series: MFCJ
AirTAC MFCJ Adjustable Miniature Cylinder MFCJ40X125-30S Technical Details
- Model: MFCJ40X125-30S
- Series: MFCJ Adjustable Mini Cylinder
- Bore size: 40mm
- Stroke: 125mm (±0.5mm tolerance)
- Action type: Double-acting with adjustable cushioning
- Port size: M5x0.8 (1/8" NPT optional)
- Operating pressure: 0.1–0.9 MPa
- Temperature range: -20℃ to 80℃
- Cushion type: Rubber bumper with adjustable screw
- Mounting style: Basic type (MF series compatible brackets available)
- Material:
- Cylinder tube: Aluminum alloy (hard anodized)
- End caps: Aluminum alloy
- Piston rod: Stainless steel (SUS304)
- Seal material: Nitrile rubber (NBR)
- Weight: 1.23 kg (without accessories)
- Dimensions: 185mm(L) × 48mm(W) × 48mm(H) (at mid-stroke position)
- Rod thread: M10x1.25 (external)
- Maximum speed: 500–800 mm/s (lubricated)
- Lubrication: Pre-lubricated (Use ISO VG32 or equivalent)
A space-optimized pneumatic actuator featuring precision-ground rod and micro-adjustable stroke buffer. The MFCJ series combines 3mm thick magnetic piston design for sensor compatibility with reduced overall weight. The dual-seal structure enhances dust resistance while maintaining 0.01MPa low-pressure operation capability.
- High-density automation cells with limited mounting space
- Precision clamping in CNC tool changers
- Component positioning in SMT assembly lines
- Medical device actuation requiring smooth end-stroke control
- Packaging machinery with frequent stroke adjustments
| Property | Property Value |
|---|---|
| sku | MFCJ40X125-30S |
| 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 | PT1/4 |
| Magnet | S-Magnetic |
| Bore Diameter | <40mm> |
| Stroke | 125mm |
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.







