Airtac B04-SU Standard Pneumatic Cylinder for Construction Machinery B04-SU40X250
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Description
AirTAC B04-SU40X250 Construction Machinery Cylinder Specifications
- Series: B04-SU (Construction Machinery Special)
- Bore size: 40mm (±0.1mm tolerance)
- Stroke: 250mm (adjustable cushioning)
- Operating pressure: 0.05–0.8 MPa
- Mounting style: Standard foot mount (ISO 15552 compatible)
- Port thread: G1/4 (NPT optional)
- Piston rod material: Hard chrome-plated carbon steel
- Cylinder tube: Aluminum alloy with oxidation treatment
- Seals: HNBR (high-temp resistant variant)
- Temperature range: -20℃ to 80℃
- Cushioning type: Air cushion adjustable via needle valves
- Sensor slot: M12 inductive sensor compatible
- Weight: 3.5kg (dry, without accessories)
- Dimensions: 40mm(Ø) × 310mm(L) (min. folded length: 190mm)
Heavy-duty pneumatic cylinder with triple lip seal design for construction equipment. Features anti-rotation guide mechanism and impact-resistant end caps. Includes built-in magnetic piston for position feedback. Rated for 5,000km service life under standard load conditions.
Typical Applications:
- Excavator bucket positioning systems
- Concrete pump truck boom actuators
- Pile driver impact mechanisms
- Crane outrigger stabilization controls
- Asphalt roller vibration dampers
Installation note:
Requires minimum 10μm filtration. Lubricate with ISO VG32 hydraulic oil.
For vertical mounting, use piston rod down orientation to prevent seal wear.
Allow 50mm clearance for rod extension during maintenance.
| Property | Property Value |
|---|---|
| sku | B04-SU40X250 |
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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.
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