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 MACJ Stainless Steel Mini Adjustable Cylinder MACJ16X40-20S
- Model Code Breakdown: MACJ16X40-20S
- MACJ: Mini Adjustable Cylinder (Stainless Steel)
- 16: Bore size 16mm
- 40: Stroke length 40mm
- 20S: 20mm extended rod end + S-type adjustable cushion
- Material: SUS304 stainless steel body, NBR seals
- Operating pressure: 0.05–1.0 MPa
- Operating temperature: -10℃ to 80℃ (150℃ intermittent)
- Port size: M5x0.8 (standard), G1/8 optional
- Cushioning: Double adjustable air cushion
- Rod rotation: 360° adjustable
- Mounting: Female thread (M6x1.0) on both ends
- Weight: 210g ±5g (with standard fittings)
- Dimensions:
- Body length: 92mm (fully retracted)
- Stroke adjustment range: 0-40mm (external locking nut)
- Overall width: 34mm (including cushion screws)
- Height: 25mm (cylinder profile)
- IP rating: IP67 (standard), IP69K optional
- Lubrication: Pre-lubricated (DOP-free grease)
Corrosion-resistant mini cylinder with precise stroke adjustment capability, featuring a unique "double-lock" mechanism for position retention. The hardened stainless piston rod (HRC 45-50) ensures wear resistance in high-cycle applications. Compatible with vacuum operations when paired with appropriate seals.
- Semiconductor wafer handling robots
- Pharmaceutical tablet pressing machines
- Food packaging equipment (NSF-compliant version available)
- Micro-positioning in cleanroom environments
- Precision dosing valve actuators
- Loosen both cushion lock nuts (M4)
- Rotate cushion screws to set stroke (0.1mm graduation marks)
- Re-tighten nuts with 0.5-0.7 N·m torque
- Verify movement with 0.3 MPa test pressure
| Property | Property Value |
|---|---|
| sku | MACJ16X40-20S |
| 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 | M5×0.8 |
| Magnet | S-Magnetic |
| Bore Diameter | 16mm |
| 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.







