2. Release modes: Auto-release system and Manual override capability.
Category: Locking Pneumatic Cylinders , Brand: AIRTAC , Series: SCLF
AirTAC SCLF40X300 Front Lock Cylinder Technical Details
- Model: SCLF40X300
- Type: Double-acting cylinder with mechanical front lock
- Bore size: 40mm
- Stroke: 300mm
- Operating pressure: 0.05–1.0 MPa
- Cushioning: Adjustable air cushion (both ends)
- Locking force: 1,080N (at 0.5 MPa)
- Ambient temperature: -20℃ to 80℃
- Mounting type: Basic (axial mounting accessories available)
- Port size: M5x0.8 (standard), G1/8 optional
- Lock mechanism: Spring-activated mechanical brake
- Piston rod material: Hard chrome-plated steel
- Tube material: Anodized aluminum alloy
- Seal material: NBR (nitrile rubber)
- Protection rating: IP54
- Weight: 3.2kg ±2%
- Dimensions (L×W×H):
- Extended length: 616mm
- Retracted length: 316mm
- Body width: 62mm
- Mounting height: 40mm
High-precision locking cylinder featuring instantaneous position holding capability through its integrated mechanical brake system. The dual-safety design combines pneumatic holding force with mechanical locking, preventing accidental movement during power loss. Optimized for vertical applications requiring mid-stroke position retention.
- Vertical lifting mechanisms in automated warehouses
- Safety brakes for overhead material handling systems
- Position locking in CNC tool changers
- Emergency stop systems for press machines
- Precision alignment fixtures in semiconductor manufacturing
- Lock engagement time: <0.2 seconds
- Repeat positioning accuracy: ±0.5mm
- Maximum side load capacity: 250N
- Duty cycle: 100% continuous operation rated
| Property | Property Value |
|---|---|
| sku | SCLF40X300 |
| 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 | 300mm |
| Lock Position | Front Cover with Lock |
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.



