Airtac B04-SAU Standard Air Cylinder for Construction Machinery B04-SAU50X250
AirTAC B04-SAU50X250 Construction Machinery Cylinder Specifications
- Model: B04-SAU50X250
- Series: B04-SAU (Heavy-Duty Construction Series)
- Bore size: 50mm (±0.08mm tolerance)
- Stroke: 250mm (Customizable 25-500mm)
- Action type: Double-acting
- Operating pressure: 0.05-0.9 MPa
- Cushioning: Adjustable pneumatic cushion (both ends)
- Mounting: ISO 15552 standard flange (MF1/MF2 optional)
- Material:
- Cylinder tube: Hard anodized aluminum alloy
- Piston rod: Chrome-plated stainless steel (Cr-Mo steel core)
- Seals: HNBR/NBR (High-temp variant available)
- Temperature range: -20℃ to +80℃ (extended to +120℃ with HNBR seals)
- Port size: G3/8 (1/2 NPT optional)
- Weight: 3.5kg (dry, without accessories)
- Dimensions:
- Total length: 298mm (at mid-stroke position)
- Extended length: 298mm + 250mm stroke
- Flange width: 85mm
- Height with rod: 62mm (cylinder body diameter)
- Rod thread: M16×1.5 (external)
- Lubrication: Pre-lubricated (Relubrication interval: 2,000km travel)
Heavy-wall cylinder engineered for construction equipment vibration resistance, featuring triple chrome plating on piston rods and anti-ingression seals. Integrated shock absorbers prevent end-cap deformation under 5G vibration loads. Compatible with Auto Switch mounting (M9 connector provision).
- Excavator bucket control mechanisms
- Crane boom articulation systems
- Concrete pump truck hydraulic assists
- Pile driver impact dampeners
- Drilling rig feed force control
Installation guidelines:
Use M10 class 8.8 mounting bolts with spring washers. Maintain 0.5-1mm alignment tolerance.
For vertical installations, rod-end down orientation extends seal life. Apply thread locker on adjustable cushion screws.
| Property | Property Value |
|---|---|
| sku | B04-SAU50X250 |
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.