1. Complies with JIS standards;
2. C-shaped retaining ring secures cylinder body to front/rear covers, with riveted piston-rod connection for compact and reliable construction;
3. Precision-honed inner bore ensures superior wear resistance and long-term durability;
4. Extended front cover guide length enhances directional stability;
5. Space-saving profile minimizes installation footprint;
6. Perimeter sensor slots enable effortless sensor integration;
7. Multiple mounting accessory configurations available.
Category: Compact Cylinder | Brand: AIRTAC | Series: ACQJ50~63
AirTAC ACQJ50X40-20SB Adjustable Compact Cylinder Specifications
- Series: ACQJ50~63 (50mm-63mm bore sizes)
- Model Code Breakdown:
- ACQJ50: 50mm cylinder bore
- X40: 40mm adjustable stroke length
- 20SB: Built-in magnetic switch (S) with double cushion (B)
- Operating pressure: 0.05–1.0 MPa
- Piston speed: 50–800 mm/s
- Ambient temperature: -10℃ to 70℃
- Cushioning: External adjustable rubber buffer (both ends)
- Mounting type: Basic (no built-in mounting, requires accessory)
- Rod end: Female thread M10×1.25
- Weight: 1.45 kg (bare cylinder without accessories)
- Dimensions:
- Length (retracted): 153mm (including rod)
- Width: 70mm (maximum flange dimension)
- Height: 50mm (cylinder body diameter)
- Seal material: Polyurethane (PU) with wear-resistant ring
- Repeat positioning accuracy: ±0.5mm
- Air port size: G1/8 (dual ports on both ends)
Ultra-slim profile cylinder (30% thinner than standard models) with stroke micro-adjustment capability through its external screw mechanism. Features dual-position magnetic sensors for precise position feedback and anti-rotation guide rod design for stable linear motion. Pre-lubricated for maintenance-free operation with standard filtered air (5-40μm).
- PCB handling robots requiring precise vertical movements
- Semiconductor wafer clamping mechanisms
- High-speed sorting gates in logistics systems
- Compact jig positioning in automotive assembly
- Medical device actuation with space constraints
| Property | Property Value |
|---|---|
| sku | ACQJ50X40-20SB |
| 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°C to 70°C Speed Range: 30 to 500 mm/s |
| Port Size | PT1/4 |
| Magnet | S-Magnetic |
| Bore Diameter | <50mm> |
| 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.









