Airtac SUJ Adjustable Cylinder SUJ40X20-20S
2. Features specially profiled bidirectional piston sealing structure with compact dimensions and integrated oil reservoir design;
3. Constructed with reinforced octagonal aluminum tubing, rodless configuration demonstrating enhanced corrosion resistance;
4. Maintains more compact length compared to ISO 15552 standard cylinders at equivalent bore sizes;
5. Incorporates adjustable cushioning mechanism for smooth stroke termination;
6. Mounting accessories fully compatible with SC series cylinder components;
7. Utilizes high-temperature resistant seals ensuring reliable operation at 150°C ambient conditions.
Category: Standard Cylinders, Brand: AIRTAC, Series: SUJ
AirTAC SUJ Series Adjustable Cylinder SUJ40X20-20S Technical Details
- Model Code: SUJ40X20-20S
- Bore Size: 40mm (1-9/16")
- Stroke: 20mm ±1mm (adjustable)
- Stroke Adjustment: Mechanical screw type with locknut
- Operating Pressure: 0.05-0.9 MPa (7-130 PSI)
- Cushioning: Rubber bumper + adjustable cushion screw
- Port Size: M5x0.8 (G1/8 optional)
- Piston Speed: 50-750 mm/s
- Ambient Temperature: -20℃ to 80℃
- Mounting Type: Basic (no built-in mounts)
- Rod Thread: M10x1.25 (external)
- Seal Material: NBR (Nitrile)
- Body Material: Aluminum alloy with hard anodizing
- Weight: 0.68kg (1.5 lbs)
- Dimensions (L×W×H):
- Retracted: 108mm (4.25")
- Extended: 128mm (5.04")
- Body Diameter: 40mm (1.57")
Precision adjustable-stroke cylinder featuring dual-position mechanical locking for repeatable positioning. The chrome-plated piston rod and wear-resistant guide rings ensure smooth operation in high-cycle applications. Includes anti-rotation design for stable tooling applications. Requires ISO 8573-1:2010 Class 4-4-3 compressed air.
- Precision clamping fixtures in CNC machining centers
- Position-stopping mechanisms in conveyor systems
- Variable height adjustment in assembly jigs
- Material feeding systems with dual-position requirements
- Packaging machine end-of-stroke cushioning control
Installation Tip:
Apply Loctite 243 to adjustment screws during installation.
Lubricate with ISO VG32 hydraulic oil if operating below 0.3 MPa.
Allow 15mm clearance behind cylinder for stroke adjustment.
| Property | Property Value |
|---|---|
| sku | SUJ40X20-20S |
| Adjustable Stroke | <20mm> |
| Seal Material | Polyurethane |
| 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℃ to 80℃ Speed Range: 30-800 mm/s |
| Port Size | PT1/4 |
| Magnet | S-Magnetic |
| Bore Diameter | <40mm> |
| Stroke | <20mm> |
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.