2. Unlocking modes: automatic and manual.
Category: Locking Cylinders | Brand: Airtac | Series: SCLB
AirTAC SCLB40X450 Locking Cylinder Specifications
- Model: SCLB40X450
- Type: Double-acting cylinder with mechanical lock
- Bore size: 40mm
- Stroke: 450mm
- Operating pressure: 0.2–1.0 MPa
- Locking force: ≥850N (at 0.5MPa)
- Lock release pressure: ≥0.3MPa
- Cushioning type: Adjustable elastic cushion (both ends)
- Mounting style: Standard MF1 (front flange) with optional mounting accessories
- Rod thread: M16×1.5
- Seal material: Polyurethane (PU) with wear-resistant ring
- Temperature range: -10℃ to 80℃
- Weight: 5.8kg (typical)
- Dimensions:
- Extended length: 796mm
- Retracted length: 346mm
- Body diameter: 52mm
- Mounting hole spacing: 60mm×60mm
- Protection rating: IP54 (standard wiper design)
Heavy-duty locking cylinder featuring a dual-piston mechanical brake system for position retention even during power loss. The chrome-plated piston rod and anodized aluminum barrel ensure corrosion resistance in humid environments. Requires 40μm filtered air with ISO VG32 lubricant (optional oil mist lubrication).
- Vertical lifting mechanisms in assembly lines
- Safety clamping during CNC machining operations
- Position holding in material transfer robots
- Emergency stop systems for press machinery
- Overhead conveyor locking devices
- Lock engagement requires minimum 0.3MPa air pressure - install pressure gauge for verification
- Allow 50mm clearance behind cylinder for maintenance access
- Use rod-end support when stroke/diameter ratio exceeds 15:1
| Property | Property Value |
|---|---|
| sku | SCLB40X450 |
| 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:-20-70°C Speed Range:30-800mm/s |
| Port Size | PT1/4 |
| Magnet | Non-magnetic |
| Bore Diameter | <40mm> |
| Stroke | 450mm |
| Lock Position | Rear Cover with Lock Type |
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.



