Airtac B04-SAU Standard Air Cylinder for Construction Machinery B04-SAU40X900S
AirTAC B04-SAU40X900S Construction Machinery Standard Cylinder Specifications
- Model Series: B04-SAU (Heavy-Duty Construction Series)
- Bore Size: 40mm (ISO 6432 standard)
- Stroke: 900mm ±1.5mm tolerance
- Operating Pressure: 0.05-1.2 MPa
- Cushioning: Adjustable pneumatic cushion (both ends)
- Piston Speed: 50-800 mm/s (optimal at 500 mm/s)
- Ambient Temperature: -20℃ to +80℃
- Port Size: G1/8 (ISO 228 standard)
- Mounting: Fixed MF1/MF2 style with 4x M5 threaded holes
- Rod End: M16×1.5 male thread
- Material:
- Tube: Hard anodized aluminum alloy
- Piston Rod: Chrome-plated steel (Cr equivalent ≥3μm)
- Seals: HNBR (Hydrogenated Nitrile) for high temperature resistance
- Weight: 4.8kg (without accessories)
- Dimensions:
- Extended Length: 1125mm (stroke + cylinder body)
- Retracted Length: 225mm
- Body Diameter: 58mm (hexagonal tube design)
- Mounting Base: 68mm×68mm square flange
- ISO Certification: 6431/15552 compliant
- Protection Class: IP65 (rod seal area IP54)
Heavy-wall cylinder specifically engineered for construction equipment applications. Features double-lip rod seal with wiper ring for dust/dirt exclusion. The hexagonal tube design enhances heat dissipation and provides anti-rotation stability. Pre-lubricated for 3,000km operation under standard conditions.
- Excavator bucket control mechanisms
- Concrete pump truck boom actuators
- Pile driver impact systems
- Crane outrigger positioning
- Road roller vibration control
Installation guidelines:
Recommend vertical rod-down orientation to prevent dirt accumulation.
Use 5-10μm filtration with oil mist lubrication (ISO VG32).
For stroke lengths >500mm, install intermediate support brackets every 300mm.
| Property | Property Value |
|---|---|
| sku | B04-SAU40X900S |
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.