2、Reinforced piston rod design significantly enhances cylinder's resistance to lateral bending moments;
3、Adjustable mounting height with multiple rod end configurations, optional oil-cushioned shock absorber ensures superior damping performance;
4、Lever-type roller mechanism integrated with self-locking device prevents arm rebound-induced pushback on blocked objects;
5、Multiple series and specifications available to meet diverse industrial automation requirements.
Category: Blocking Cylinder | Brand: AIRTAC | Series: TWG
AirTAC TWG Series Stopper Cylinder TWG40X30SR Technical Details
- Model: TWG40X30SR
- Type: Single-acting spring return stopper cylinder
- Bore size: Ø40mm
- Stroke: 30mm
- Operating pressure: 0.05–0.9 MPa
- Port size: M5x0.8 (standard) / NPT1/8 (optional)
- Piston material: Aluminum alloy with hard anodized surface
- Rod material: Stainless steel SUS304
- Seal type: NBR wear-resistant seals
- Spring force: 48N (at 0.5MPa)
- Temperature range: -20℃ to 80℃
- Buffer type: Adjustable rubber cushion
- Weight: 1.2kg ±3%
- Dimensions: 160mm(L) × 58mm(W) × 58mm(H)
- Mounting: Standard ISO 15552 front flange
- Protection rating: IP54 (standard) / IP67 (optional wiper upgrade)
High-precision mechanical stopper cylinder with integrated shock absorption, designed for precision positioning and workpiece stopping in automated systems. Features dual guide rods for enhanced lateral stability and tungsten-carbide tipped stopper for impact resistance. Maintenance-free design with self-lubricating bushings.
- Conveyor line product positioning systems
- Robotic welding fixture alignment
- CNC machine tool workpiece clamping
- Automotive assembly line part retention
- Packaging machine carton stop mechanisms
| Property | Property Value |
|---|---|
| sku | TWG40X30SR |
| Port Size | PT1/8 |
| Magnet | S-Magnetic |
| Bore Diameter | <40mm> |
| Self-locking Function | Non Self-locking |
| Stroke | 30mm |
| Blocking Method | Roller 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.



