Airtac B04-SU Standard Pneumatic Cylinder for Construction Machinery B04-SU63X250
AirTAC B04-SU63X250 Construction Machinery Cylinder Specifications
- Series: B04-SU (Construction Machinery Special)
- Bore size: 63mm (ISO 6432 standard)
- Stroke: 250mm (±1.5mm tolerance)
- Operating pressure: 0.05–0.8 MPa
- Cushioning: Double adjustable air cushion
- Port thread: G1/2 (ISO 228-1)
- Piston rod material: Chrome-plated 45# steel
- Tube material: Hard anodized aluminum alloy
- Seals: NBR + Polyurethane combination
- Operating temperature: -20℃ to 80℃
- Lubrication: Pre-lubricated (DOP oil compatible)
- Weight: 3.5kg ±5% (without accessories)
- Dimensions: 300mm(L) × 85mm(W) × 85mm(H) (retracted state)
- Max speed: 500–800mm/s (pressure-dependent)
- Mounting: Standard ISO 15552 foot-mount + rear flange
Heavy-duty pneumatic cylinder engineered for construction equipment, featuring reinforced rod bearings and anti-corrosion treatment. The tungsten-stabilized piston rod withstands lateral forces common in excavator attachments and loader controls. Integrated cushion adjustment screws allow precise deceleration tuning.
- Excavator bucket positioning systems
- Concrete pump truck outrigger controls
- Drilling rig feed mechanisms
- Crane boom locking devices
- Road roller vibration unit actuation
Installation note:
Use anti-vibration mounts when installing on diesel-powered equipment.
Apply Molykote 111 paste on rod threads during maintenance.
Maximum allowable side load: 120N at full extension.
- Magnetic switch: D-A93 (IP67 rated)
- Rod guard: RG-63-SS (stainless steel)
- Heat shield kit: HSK-2000 (for high-temp environments)
| Property | Property Value |
|---|---|
| sku | B04-SU63X250 |
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.