
The AirTAC Airtac TCM Triple Axis Cylinder TCM25X225S is a genuine JIS-standard guided cylinder with a Ø25mm bore and 225mm 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 ±0.08° of rotation without any external linear guide.
The AirTAC TCM25X225S is a JIS-standard twin-rod guided cylinder featuring a brass sliding bearing. A central drive piston runs between two guide rods in a single integrated body, meaning you do not need to align an external linear rail to handle side load or torque. Delivering 245 N of push at 0.5 MPa, this double-acting unit is built for dusty, knocking environments where a steel-ball guide would jam. The brass sleeve shrugs off grit and coolant while offering roughly double the horizontal impact resistance of a plain cylinder.
This 225 mm stroke variant keeps a gripper or blade square under off-centre loads with a non-rotating tolerance of ±0.08°. It uses an Ø12 mm piston rod and 1/8" ports. Stroke ends are damped by fixed elastomer pads rather than an adjustable cushion, simplifying setup. Two independent port groups (upper face and side) let you feed air from whichever side is clear, and four sensor slots accept CS1 reed or DS1 electronic switches to track position from any face.
| Model | Airtac TCM Triple Axis Cylinder TCM25X225S |
|---|---|
| Series | TCM JIS guided (twin-rod) cylinder |
| Bore size | Ø25 mm |
| Stroke | 225 mm |
| Acting type | Double acting |
| Bearing | Brass sliding bearing |
| Port size | 1/8" |
| 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 | ±0.08° (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 | 245 N | 189 N |
| 0.7 MPa | 344 N | — |
| Max | 50 kgf | |
Force is set by the bore and piston rod (Ø12 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). |
| 25 | Bore size in mm. |
| ×225 | Stroke length in mm. |
| S | Built-in magnet (standard on TC) for a magnetic sensor switch. |
Sister type: TCL25X225 (steel-ball linear bearing, lower friction & higher precision). Thread codes: blank = PT · G · T = NPT.
Halts heavy moving pallets on a dusty conveyor using 245 N of thrust. The brass sliding bearing tolerates the repeated hard side-knocks and grit where a ball guide would wear prematurely.
Shifts sand-mould patterns with 344 N at 0.7 MPa. The brass sleeve handles the dirty, high-impact environment, while the ±0.08° non-rotating accuracy keeps the pattern plate perfectly level.
Moves an offset gripper over 225 mm. The twin guide rods absorb the torsional moment of the cantilevered load, maintaining square alignment without needing a separate external rail.
Choosing this 25 mm bore makes sense when you need 245 N of thrust at 0.5 MPa (344 N at 0.7 MPa) across a 225 mm travel. If your task requires less force, step down to the Ø20 model which provides about 157 N of push at 0.5 MPa. For heavier radial loads, the Ø32 bore yields roughly 402 N at 0.5 MPa. Consider the sister TCL series with its steel-ball linear bearing instead if your application demands low friction, high precision, or vertical high-load handling rather than impact tolerance.
To replace this unit, match the 25 mm bore, 225 mm stroke, 1/8" port size, and PT thread form, plus the standard built-in magnet (S). Remember that air pressure drives both extension and retraction; if pressure drops or the valve centers, the rod drifts and drops because the guide resists rotation, not gravity. Install an external rod lock or pilot-operated check valve for fail-safe load holding.
Quick checklist
At 0.5 MPa it provides 245 N of push and 189 N of pull. At 0.7 MPa the push increases to 344 N. The theoretical maximum force is 50 kgf.
No. Each end lands on a fixed TPU bumper to soften the stop. There is no air-cushion screw to set or adjust on the TC series.
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