2. Compact miniature design with minimized footprint and lightweight construction
3. High-precision piston rod guidance (guide bearings require no additional lubrication)
4. Front mounting only for PB4/PB6 models; front/rear mounting options available for PB10/PB12/PB16
5. Stainless steel piston rod and cylinder body for corrosion resistance in harsh environments
6. Multiple configurations and mounting accessories available for customized solutions
7. Small bore size ensures rapid response and high-frequency operation capability
Category: Pen-type Cylinders, Brand: Airtac, Series: PTB
AirTAC PTB12X5CB Single-Acting Pen-Type Cylinder Specifications
- Model: PTB12X5CB
- Type: Single-acting spring return (piston type)
- Bore size: 12mm
- Stroke: 5mm
- Operating pressure: 0.05–0.7 MPa
- Operating temperature: -10℃ to 70℃
- Cushioning: Adjustable rubber buffer
- Port size: M5x0.8 (standard)
- Body material: Aluminum alloy + engineering plastic
- Piston rod material: Stainless steel (SUS304)
- Seal material: NBR (nitrile rubber)
- Weight: 42g ±2g
- Dimensions:
- Body length: 47mm
- Extended length: 52mm (stroke 5mm)
- Mounting width: 16mm
- Rod end thread: M3
- ISO standard: Compliant with ISO 6432 (mounting dimensions)
- Protection rating: IP54
Ultra-compact pen-shaped cylinder optimized for space-constrained automation applications. Features a unique anti-rotation mechanism (key slot design) preventing piston rod spin during operation. The chrome-plated rod and double lip seal ensure minimal friction and leakage. Requires air lubrication (ISO VG32 or equivalent).
- PCB board clamping in electronics assembly
- Precision positioning in semiconductor handling
- Medical device actuation mechanisms
- Light-duty part ejection in packaging machines
- Valve switching in analytical instruments
| Property | Property Value |
|---|---|
| sku | PTB12X5CB |
| Rear Cover Type | Double Clevis Type |
| Mounting Type | Without Mounting Accessories |
| 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°C to 70°C Speed Range: 50-800mm/s |
| Port Size | M5×0.8 |
| Magnet | Non-magnetic |
| Bore Diameter | 12mm |
| Stroke | <5mm> |
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.



