Airtac B04-SI Construction Machinery Special ISO Standard Cylinder B04-SI80X375S
AirTAC B04-SI80X375S Construction Machinery ISO Cylinder Specifications
- Model: B04-SI80X375S
- Series: B04-SI (Construction Machinery Series)
- Standard: ISO 15552 (VDI 2453)
- Bore size: Ø80mm (±0.5mm manufacturing tolerance)
- Stroke: 375mm (adjustable cushioning ±5mm)
- Operating pressure: 0.1-1.0 MPa
- Piston speed: 50-800mm/s (lubricated condition)
- Cushioning: Adjustable pneumatic cushion
- Mounting type: Basic front flange + rear foot (AF/15-M8 & MF/12-M8)
- Rod end: Male thread M20×1.5 (ISO 12240-1)
- Seal material: NBR (Nitrile Butadiene Rubber)
- Temperature range: -20℃ to +80℃
- Weight: 4.5kg (excluding accessories)
- Dimensions: 530mm(L) × 80mm(W) × 80mm(H) (stroke extended)
- Port size: G3/8 (BSPP thread)
- Corrosion protection: Chromium-plated piston rod + phosphate coating
Heavy-duty ISO cylinder specifically engineered for construction equipment applications. Features reinforced cylinder tube with wear-resistant aluminum alloy (AL6063-T5) and dual anti-collision rings. The integrated buffer adjustment valve enables precise end-position deceleration control. Designed to withstand continuous vibration (up to 30m/s²) and lateral forces common in heavy machinery operation.
- Excavator bucket positioning mechanisms
- Concrete pump truck outrigger controls
- Loader arm articulation systems
- Drilling rig mast adjustments
- Crane boom locking devices
Installation requirements:
Requires perpendicular mounting tolerance ≤0.5mm/m. Use M8 class 8.8 mounting bolts with Loctite 243.
Lubricate through built-in grease nipple (NLGI #2 lithium soap-based grease) every 500 operating hours.
| Property | Property Value |
|---|---|
| sku | B04-SI80X375S |
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.