Airtac ACA Standard Automatic Compensation Hydraulic Shock Absorber ACA2750-3N
2. Monolithic structure withstands extreme pressure; Fully threaded external housing facilitates installation and adjustment while maintaining superior heat dissipation.
3. High-hardness stainless steel spindle enhances impact resistance and corrosion resistance, ensuring reliable operation in harsh operating conditions.
4. Specialized oil-injection technology ensures consistent damping performance and operational stability.
5. Compact profile design with industry-leading energy absorption capacity.
6. Proprietary lubricant as damping medium delivers stable buffering performance across wide temperature ranges (-20°C to +80°C).
Category: Hydraulic Shock Absorbers | Brand: AirTAC | Series: ACA Self-Compensating
AirTAC ACA Standard Self-Compensating Hydraulic Shock Absorber ACA2750-3N Specifications
- Model: ACA2750-3N
- Type: Automatic oil compensation with adjustable damping
- Load Capacity: 200-3000N (dynamic load)
- Stroke: 20mm ±1mm
- Max. Impact Velocity: 1.5 m/s
- Material: Alloy steel housing, polyurethane seals
- Operating Temp: -20℃ to +80℃
- Mounting Orientation: Vertical or horizontal (requires force recalibration)
- Oil Type: ISO VG32 or equivalent anti-wear hydraulic oil
- Weight: 0.85kg ±3%
- Dimensions: 75mm(L) × 50mm(W) × 50mm(H)
- Rod Diameter: Ø14h8 mm
- Surface Treatment: Black oxide coating (Fe/Of)
- Rebound Efficiency: ≥92% after 1 million cycles
- Protection Rating: IP54 (standard configuration)
Heavy-duty hydraulic buffer featuring automatic viscosity compensation for consistent damping performance across temperature variations. The twin-chamber design with precision-machined metering pins enables ±15% damping force adjustment via hex key. Integrated wear indicator window shows oil level and seal condition.
- Automated material handling robots (payload over 150kg)
- CNC turret punch press overstroke absorption
- Die-casting machine ejection systems
- Elevator car counterweight buffers
- Forestry equipment boom stabilization
Installation note:
Perform axial alignment within 0.2mm tolerance during mounting.
Requires 50-hour run-in period with weekly oil level checks.
For horizontal installations, maintain oil port orientation
within ±30° of vertical upward position.
- Loosen locknut with 8mm wrench
- Turn adjustment screw clockwise to increase damping (max 1.5 turns from neutral)
- Re-tighten locknut to 12-15N·m torque
- Cycle mechanism 10x to stabilize oil flow
| Property | Property Value |
|---|---|
| sku | ACA2750-3N |
| External Thread | M27 |
| Stroke | <50mm> |
| Speed Code | Low Speed (Heavy Load) |
| Bumper Cap Code | Without Bumper Cap |
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.