Airtac B04-SU Standard Pneumatic Cylinder for Construction Machinery B04-SU40X300S
AirTAC B04-SU40X300S Construction Machinery Cylinder Specifications
- Model: B04-SU40X300S
- Type: ISO 15552 compliant double-acting cylinder
- Bore size: 40mm (±0.1mm tolerance)
- Stroke: 300mm (adjustable ±2mm)
- Operating pressure: 0.1–0.9 MPa
- Cushioning: Adjustable pneumatic cushion (both ends)
- Port size: PT1/4 (G1/4 optional)
- Mounting: Basic front flange (NF series) with rear foot mounting option
- Material: Aluminum alloy barrel (AL6063-T5), chrome-plated piston rod (45# steel)
- Temperature range: -20℃ to 80℃ (with NBR seals)
- Protection rating: IP65 (standard wiper seal)
- Weight: 2.8kg (dry, without accessories)
- Dimensions: 430mm(L) × 80mm(W) × 80mm(H) (full extension)
- Piston rod thread: M16×1.5 (male thread both ends)
- Max theoretical force: 1130N @0.63MPa (extending)
Heavy-duty construction cylinder with anti-corrosion treatment, featuring a double-seal structure (primary lip seal + secondary dust seal) for harsh environments. The through-rod design allows external stroke adjustment via mechanical stops. Requires ISO VG32 grade lubricant for optimal performance.
- Excavator bucket positioning mechanisms
- Concrete pump truck outrigger controls
- Crane boom locking systems
- Mining equipment vibration dampers
- Construction material conveyor gates
Installation note:
Allow 15mm minimum clearance around cylinder body for heat dissipation.
Use M8 grade 8.8 mounting bolts with Loctite 243 threadlocker.
Pre-lubricate through port M10×1 lubrication nipple before initial operation.
| Property | Property Value |
|---|---|
| sku | B04-SU40X300S |
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.