2. Unlocking modes: automatic and manual.
Category: Locking Cylinders | Brand: Airtac | Series: SCLB
AirTAC SCLB50X40S Locking Cylinder Technical Details
- Model: SCLB50X40S
- Type: Double-acting cylinder with mechanical lock
- Bore size: Ø50 mm
- Stroke: 40 mm (±0.5mm tolerance)
- Operating pressure: 0.05–1.0 MPa
- Cushioning: Adjustable pneumatic cushion (both ends)
- Locking force: 1,200 N (max @ 0.5 MPa)
- Port size: G1/8 (NPT1/8 optional)
- Ambient temperature: -10℃ to 80℃
- Piston rod material: Hard chrome-plated carbon steel
- Tube material: Anodized aluminum alloy
- Seal type: NBR + PU combination
- Protection class: IP54 (standard), IP67 (optional)
- Weight: 2.45 kg (without accessories)
- Dimensions: 200mm(L) × 60mm(W) × 60mm(H) (extended length: 240mm)
Industrial-grade locking cylinder featuring dual safety mechanisms: pneumatic holding during operation and mechanical locking during power loss. The hardened piston rod with multi-lip seals ensures 500km+ service life under standard conditions. Requires 5-40μm filtered air with ISO VG32 lubricant.
- Vertical load braking in elevator safety systems
- Position retention in CNC tool changers
- Emergency stop mechanisms for robotic arms
- Press machine mid-stroke holding applications
- Overhead conveyor emergency locking
| Property | Property Value |
|---|---|
| sku | SCLB50X40S |
| 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 | S-Magnetic |
| Bore Diameter | <50mm> |
| Stroke | <40mm> |
| 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.



