
The AirTAC Airtac TCM Triple Axis Cylinder TCM25X35S is a genuine JIS-standard guided cylinder with a Ø25mm bore and 35mm 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 TCM25X35S is a JIS-standard twin-rod guided cylinder featuring a robust brass sliding bearing. A central drive piston runs between two guide rods in a single integrated body, eliminating the need for an external linear rail. Delivering 245 N of push force at 0.5 MPa, this double-acting unit handles off-centre loads with a non-rotating accuracy of ±0.08°, keeping grippers or tooling plates perfectly square during transit.
Engineered for harsh environments, the brass bearing shrugs off dust, grit, and hard knocks—offering roughly twice the horizontal impact resistance of a plain cylinder where a steel-ball guide might jam. The Ø12 mm piston rod is driven via 1/8" ports, and stroke termination relies on fixed TPU rubber bumpers rather than an adjustable air cushion. A standard built-in magnet enables position feedback through four sensor grooves, and precision locating holes ensure repeatable mounting without re-teaching positions.
| Model | Airtac TCM Triple Axis Cylinder TCM25X35S |
|---|---|
| Series | TCM JIS guided (twin-rod) cylinder |
| Bore size | Ø25 mm |
| Stroke | 35 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. |
| ×35 | Stroke length in mm. |
| S | Built-in magnet (standard on TC) for a magnetic sensor switch. |
Sister type: TCL25X35 (steel-ball linear bearing, lower friction & higher precision). Thread codes: blank = PT · G · T = NPT.
Halts heavy pallets on a dusty transfer line; the brass sliding bearing tolerates abrasive grit and repeated side-impacts that would stall a ball-bearing guide, using 245 N of push to gate the load.
Shifts an asymmetrical part gripper with ±0.08° non-rotating accuracy, ensuring the jaws remain square against the workpiece despite the radial load during the 35 mm pick-and-place motion.
Positions a clamping fixture in a spatter-prone weld cell; the impact-resistant brass sleeve shrugs off hot debris while routing air cleanly through the 1/8" upper or side ports.
Selecting this 25 mm bore provides 245 N of thrust at 0.5 MPa (344 N at 0.7 MPa). If your application requires less force, stepping down to the Ø20 bore yields about 157 N of push, while moving up to the Ø32 bore provides 402 N. For tasks demanding extreme vertical precision or low-friction movement rather than impact survival, the sibling TCL series with its steel-ball linear bearing is the better choice. To replace this unit, match the 25 mm bore, 35 mm stroke, 1/8" port, and PT thread; the built-in magnet (S) is standard. Note that guided cylinders drift if air pressure is lost, so add an external rod lock or pilot check valve if gravity-fail safety is required.
Quick checklist
At 0.5 MPa it generates 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, there is no adjustable air cushion or cushion screw. Each end of stroke is softened by a fixed rubber (TPU) bumper. For position sensing, the standard built-in magnet works with CS1 reed or DS1 electronic switches in the four sensor slots.
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