Airtac SI40 Standard Cylinder SI40AX375S
2. Features wear-resistant Y-shaped axial sealing structure with cushioning function, extended service life, and low friction resistance;
3. Aluminum square tube profile with anodized tie rods for superior corrosion resistance;
4. Built-in adjustable pneumatic cushioning at both ends;
5. Multiple cylinder specifications and mounting accessories available for flexible configurations.
Category: Standard Cylinders | Brand: AirTAC | Series: SI40
AirTAC SI40AX375S Standard Cylinder Technical Specifications
- Model: SI40AX375S
- Bore size: 40mm (ISO 6432 standard)
- Stroke: 375mm (±0.5mm tolerance)
- Operating pressure: 0.05–1.0 MPa
- Cushioning type: Adjustable hydraulic buffer (both ends)
- Piston speed: 50–800 mm/s (lubricated condition)
- Ambient temperature: -20℃ to 80℃
- Mounting types: Front flange (standard), rear flange, foot mounting (optional)
- Rod end thread: M16×1.5 (external thread)
- Port size: G1/8 (NPT1/8 optional)
- Seal material: NBR (Nitrile), optional Polyurethane
- Weight: 3.8 kg (without accessories)
- Dimensions: 650mm(L) × 62mm(W) × 62mm(H) (fully extended)
- Rod diameter: 16mm (chrome-plated)
- Maximum lateral load: 65N at mid-stroke
- ISO certification: 6432/DIN ISO 6431
High-precision industrial cylinder with double-acting operation, featuring wear-resistant aluminum alloy construction (hard anodized finish). The T-slot mounting design enables multi-position installation flexibility. Integrated magnet slots for sensor compatibility (inductive proximity switches). Requires ISO VG32 hydraulic oil lubrication for optimal performance.
- Plastic injection molding machine ejectors
- Automated palletizing systems
- CNC machine tool clamping mechanisms
- Textile machinery tension control
- Automotive welding fixture positioning
Maintenance protocol:
Lubricate through air supply (oil mist type) monthly. Replace buffer seals every
500,000 cycles under continuous operation. Use locknuts (M16) with 28–32 N·m torque
for rod-end load connections.
| Property | Property Value |
|---|---|
| sku | SI40AX375S |
| Seal Material | Polyurethane |
| Understood. Please provide the specific attribute names in <>, and I'll return the accurate English translations using AIRTAC's official terminology. Example: User input: <缸径> My output: Bore | Operating Temperature: -20℃ to 80℃ Speed Range: 30-800 mm/s |
| Port Size | PT1/4 |
| Piston Rod Material | SUS420J2 |
| Magnet | S-Magnetic |
| Bore Diameter | <40mm> |
| Stroke | 375mm |
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.