Airtac TWQ Stopper Cylinder TWQ50X20KF
1. Compliant with JIS standards;
2. Reinforced piston rod design effectively enhances impact resistance;
3. Fixed mounting height with multiple rod end configurations. Hydraulic shock absorber option delivers superior cushioning performance;
4. Lever-type roller mechanism incorporates self-locking device to prevent rebound pushback from blocked objects;
5. Comprehensive series and specifications available for diverse application needs.
Category: Stopper Cylinder | Brand: AIRTAC | Series: TWQ
AirTAC TWQ Series Stopper Cylinder TWQ50X20KF Technical Details
- Model: TWQ50X20KF
- Bore size: Ø50mm
- Stroke: 20mm (adjustable)
- Operation: Double-acting with mechanical locking
- Working pressure: 0.1–0.8 MPa
- Cushioning: Fixed buffer + adjustable end cushion
- Temperature range: -20℃ to 80℃
- Port size: M5x0.8 (standard) / NPT1/8 (optional)
- Mounting: Foot-mounted (MF1) / front flange (TF1)
- Rod material: Chrome-plated steel (S45C)
- Tube material: Aluminum alloy (A6063-T5)
- Seal type: NBR wear-resistant seals
- Protection class: IP40 (standard) / IP67 (optional)
- Weight: 1.8kg ±5% (without accessories)
- Dimensions: 170mm(L) × 80mm(W) × 80mm(H) (max extended length)
High-precision stopper cylinder with integrated mechanical locking mechanism, designed for precise positioning and load holding in automated systems. Features dual cushioning system with 3-stage impact absorption (initial buffer + adjustable cushion + end damper). Anti-rotation design maintains alignment accuracy during repeated operations.
- Automotive assembly line part positioning
- Palletizing robot end-effector locking
- CNC machine tool fixture securing
- Electronics assembly component clamping
- Packaging line product flow control gates
Installation guidelines:
Maintain 0.5-1mm clearance between stopper rod and target surface during setup.
Lubricate with ISO VG32 hydraulic oil before initial use. Avoid side-load forces exceeding 30N.
≤1,000,000 cycles @ 0.5MPa (optional high-durability seal kit)
| Property | Property Value |
|---|---|
| sku | TWQ50X20KF |
| Port Size | PT1/8 |
| Magnet | Non-magnetic |
| Bore Diameter | <50mm> |
| Self-locking Function | Self-locking |
| Stroke | <20mm> |
| Blocking Method | Lever 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.