AirTAC B04-SAIJ Construction Machinery ISO Cylinder - B04-SAIJ80X200-50S
- Model Code Breakdown: B04-SAIJ80X200-50S
- B04: Series code for heavy-duty construction series
- SAIJ: ISO standard mounting type (foot-mounted)
- 80: Bore size (φ80mm)
- 200: Stroke length (200mm)
- 50: Mounting hole spacing (50mm)
- S: Cushioning type (adjustable air cushion)
- Operating Pressure: 0.05-1.2 MPa
- Temperature Range: -20℃ to 80℃
- Cushioning: Dual adjustable pneumatic cushions (front/rear)
- Port Size: G3/8 (ISO standard)
- Piston Rod Thread: M20x1.5 (external)
- Material:
- Tube: Aluminum alloy with hard anodizing
- Piston Rod: Chrome-plated steel (Cr-Mo alloy)
- End Caps: Extruded aluminum
- Seals: HNBR (Hydrogenated Nitrile) with wear-resistant ring
- Protection Class: IP65 (dust-tight & water jet resistant)
- Weight: 5.8 kg (without accessories)
- Dimensions:
- Total Length: 352mm (at full retraction)
- Body Diameter: φ89mm ±0.5mm
- Mounting Foot: 50x50mm base with 11mm mounting holes
- Rod End Thread Length: 30mm
- Max Theoretical Force:
- Thrust @0.6MPa: 3019N
- Tension @0.6MPa: 2727N
Heavy-wall cylinder specifically engineered for construction equipment applications. Features enhanced rod guidance system with 4-stage sealing for debris resistance. The hard-anodized barrel incorporates wear-indicator grooves for maintenance monitoring. Includes anti-rotation keyway on piston rod for precise load control.
- Excavator bucket linkage controls
- Concrete pump truck outrigger positioning
- Drilling rig feed mechanisms
- Crane boom angle adjustment systems
- Rock crusher gate actuators
1. Mount vertically with rod end downward to prevent dirt accumulation
2. Use M20x1.5 jam nut (not included) for rod-end load securing
3. Apply MIL-PRF-16173 grade corrosion inhibitor on rod when used in marine environments
4. Recommended lubrication: ISO VG32 hydraulic oil mist lubrication
5. Allow 15mm clearance around cylinder body for heat dissipation
| Property | Property Value |
|---|---|
| sku | B04-SAIJ80X200-50S |
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.



