
The AirTAC Airtac TCM Triple Axis Cylinder TCM50X45S is a genuine JIS-standard guided cylinder with a Ø50mm bore and 45mm stroke on twin guide rods. Its integrated brass sliding bearing gives high radial-load and impact resistance — about double the horizontal impact tolerance of a plain cylinder, holding the tool square to ±0.05° of rotation without any external linear guide.
The AirTAC TCM50X45S is a JIS-standard guided twin-rod cylinder built for double-acting operation, integrating a drive piston between two guide rods within a single body. This architecture eliminates the need to align a separate external linear slide, saving engineering time. At 50 mm bore, it generates 982 N of push force at 0.5 MPa, while the brass sliding bearing shrugs off dust, coolant, and hard knocks better than a steel-ball guide.
A built-in magnet is standard, enabling position detection via CS1 reed or DS1 electronic switches in any of the four sensor slots. Stroke termination relies on fixed TPU rubber bumpers at both ends rather than an adjustable air cushion. The twin guide rods ensure a non-rotating accuracy of ±0.05°, keeping a blade or plate perfectly square under eccentric loads, and the Ø20 mm piston rod is fed by 1/4" ports.
| Model | Airtac TCM Triple Axis Cylinder TCM50X45S |
|---|---|
| Series | TCM JIS guided (twin-rod) cylinder |
| Bore size | Ø50 mm |
| Stroke | 45 mm |
| Acting type | Double acting |
| Bearing | Brass sliding bearing |
| Port size | 1/4" |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 500 mm/s |
| Non-rotating tolerance | ±0.05° (retracted) |
| Cushion | Rubber bumper |
| Max std stroke | Up to 250 mm |
Specifications follow the official AirTAC TCL/TCM series datasheet (JIS standard). Confirm against the product label before installation. Thread options: PT (blank) / G / NPT. Every TC model ships with a built-in magnet for sensor switches.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 982 N | 825 N |
| 0.7 MPa | 1374 N | — |
| Max | 200 kgf | |
Force is set by the bore and piston rod (Ø20 mm); the twin guide rods carry side load and torque, not thrust. Actual usable force is lower than theoretical due to friction and back-pressure.
| TC | Tri-rod (guided, twin-rod) cylinder, double acting. |
|---|---|
| M | Bearing: Brass sliding bearing (M = brass sliding). |
| 50 | Bore size in mm. |
| ×45 | Stroke length in mm. |
| S | Built-in magnet (standard on TC) for a magnetic sensor switch. |
Sister type: TCL50X45 (steel-ball linear bearing, lower friction & higher precision). Thread codes: blank = PT · G · T = NPT.
Halting heavy moving pallets requires high radial load capacity. The brass sliding bearing absorbs the repeated side impacts without jamming, delivering 982 N of stopping force at 0.5 MPa.
In gritty foundry environments where a steel-ball guide would fail, the brass bearing tolerates contamination. It provides 1374 N of push at 0.7 MPa to compact sand moulds squarely.
Moving an asymmetric part creates torsional stress. The twin guide rods maintain a ±0.05° non-rotating tolerance, keeping the gripper perfectly aligned despite the offset load.
This 50 mm bore generates 982 N of thrust at 0.5 MPa. If your application requires less force, step down to the Ø40 bore which provides roughly 628 N. For heavier pushing demands, the Ø63 bore yields about 1559 N. Because the stroke is 45 mm, it falls within the standard range, meaning no made-to-order lead times apply.
Choose the sister TCL series if your task demands low-friction precision or high vertical load handling via its steel-ball linear bearing. Remember that this guided cylinder does not lock position upon air loss; the rod will drift if pressure drops or the valve centers. For fail-safe holding, install an external rod lock or a pilot-operated check valve. The S in the code denotes the standard magnet, and the port thread is PT.
Quick checklist
At 0.5 MPa, this 50 mm bore cylinder provides 982 N of push force and 825 N of pull force. At 0.7 MPa, the push force increases to 1374 N. The maximum theoretical force is 200 kgf.
Moulded TPU pads absorb the impact at both stroke ends. There is no air-cushion screw to adjust, ensuring consistent stopping without manual tuning. Operating speed ranges from 30-500 mm/s.
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