Airtac B04-SAI Construction Machinery Special ISO Standard Cylinder B04-SAI80X250S
AirTAC B04-SAI80X250S Construction Machinery ISO Cylinder Specifications
- Model: B04-SAI80X250S
- Series: B04-SAI (Construction Machinery Special)
- Bore size: 80mm (ISO 6432 standard)
- Stroke: 250mm ±1.5mm tolerance
- Operating pressure: 0.1–0.9 MPa
- Cushioning: Adjustable pneumatic cushion at both ends
- Port size: G3/8 (BSPP thread)
- Piston speed: 50–800 mm/s (lubricated condition)
- Ambient temperature: -20℃ to +80℃
- Tube material: Aluminum alloy with hard anodized surface
- Rod material: Chrome-plated carbon steel (Cr-Mo)
- Seal type: HNBR seals (high-temp resistant version available)
- Mounting: Basic type (ISO 15552 foot mounting optional)
- Weight: 5.8 kg ±3% (without accessories)
- Dimensions:
- Extended length: 520mm (250mm stroke + base length)
- Body diameter: 96mm (max cylinder OD)
- Rod end thread: M20×1.5 (male)
- Mounting center spacing: 50mm × 50mm
Heavy-duty ISO cylinder specifically engineered for construction equipment applications. Features enhanced dust/wear resistance with triple-lip wiper seal and chrome-carburized piston rod. The reinforced end caps withstand high shock loads up to 3G vibration. Requires ISO VG32 hydraulic oil or equivalent lubrication for optimal performance.
- Excavator bucket control mechanisms
- Concrete pump truck boom positioning
- Loader arm hydraulic assist systems
- Drilling rig stabilizer deployment
- Crane outrigger pressure balancing
Installation protocol:
Must use locknuts (DIN 985) with 35–45 N·m torque on mounting bolts.
Rod end alignment tolerance ≤0.2mm/m. Requires monthly inspection of
rod seal leakage under full load conditions.
| Property | Property Value |
|---|---|
| sku | B04-SAI80X250S |
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.