Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ40X250-20S
2. Features custom-profiled bidirectional piston seals with compact dimensions and integrated oil reservoir design;
3. Integrated shock-absorbing pads on both end caps minimize directional change impact;
4. Multiple rear cap configurations for enhanced mounting flexibility;
5. Robust riveted composite enclosure structure securely joins stainless steel barrel with end caps;
6. Precision-engineered stainless steel tubing ensures high mechanical strength and corrosion resistance;
7. Comprehensive selection of cylinder sizes and mounting accessories available;
8. Full-range magnetic piston configuration across series.
Category: Adjustable Cylinders | Brand: AirTAC | Series: MACJ
AirTAC MACJ40X250-20S Stainless Steel Mini Adjustable Cylinder Specifications
- Model: MACJ40X250-20S
- Type: Double-acting adjustable stroke cylinder
- Bore size: 40mm
- Stroke: 250mm (adjustable range: ±2mm)
- Operating pressure: 0.05–1.0 MPa
- Operating temperature: -10℃ to 80℃
- Port size: M5×0.8 (standard), G1/8 optional
- Cushioning: Rubber buffer + adjustable stopper
- Material: Stainless steel (SUS304 body, CR12MoV piston rod)
- Mounting: Basic type (no built-in mounts)
- Weight: 2.8kg ±3%
- Dimensions: 350mm(L) × 84mm(W) × 84mm(H) (max extended length)
- Rod thread: M10×1.25 external thread
- Position sensor: Not pre-installed (sensor groove available)
- IP rating: IP54 (standard sealing)
Corrosion-resistant stainless steel cylinder with precision stroke adjustment mechanism, featuring a 20mm external adjustment screw for fine position tuning (±2mm). The compact design incorporates dual anti-rotation guides for stable linear motion. Requires 40μm filtered air with lubrication (ISO VG32 recommended). Includes wear-resistant rod seal (PU material) for 5,000km+ service life.
- Precision clamping in CNC tool changers
- Position-sensitive assembly in semiconductor handlers
- Cleanroom environment actuators (pharmaceutical packaging)
- Food processing machinery with frequent washdowns
- High-humidity marine equipment controls
Installation note:
Apply thread locker (medium strength) on adjustment screws after positioning.
Maintain 0.5-1mm clearance between stopper and cylinder body during adjustment.
Maximum side load: 15N at full extension.
| Property | Property Value |
|---|---|
| sku | MACJ40X250-20S |
| 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 | <40mm> |
| Stroke | <250MM> → <250mm> |
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.