
The AirTAC TCM Triple Axis Cylinder TCM20X200SH is a genuine JIS-standard guided cylinder with a Ø20mm bore and 200mm 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 TCM20X200SH is a JIS-standard twin-rod guided cylinder featuring a robust brass sliding bearing. A central drive piston moves between two guide rods within a single integrated body, completely eliminating the need for an external linear rail. This double-acting actuator delivers 157 N of push and 118 N of pull at 0.5 MPa, rising to 220 N at 0.7 MPa. The 200 mm stroke is well-suited for traversing wide machine envelopes. With a non-rotating accuracy of ±0.08°, it keeps grippers or tooling plates perfectly square under off-centre loads.
Designed for harsh environments, the brass sliding bearing shrugs off grit, coolant, and hard knocks, offering about double the horizontal impact resistance of a plain cylinder. The Ø10 mm piston rod and 1/8" PT ports provide straightforward plumbing. Stroke termination relies on fixed TPU rubber bumpers at each end, meaning there is no adjustable air cushion screw to set. Furthermore, the standard built-in magnet allows positioning feedback via CS1 reed or DS1 electronic switches in any of the four sensor grooves. Note that Viton (FKM) seals expand the operating temperature envelope for hotter duty cycles.
| Model | Airtac TCM Triple Axis Cylinder TCM20X200SH |
|---|---|
| Series | TCM JIS guided (twin-rod) cylinder |
| Bore size | Ø20 mm |
| Stroke | 200 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 | 157 N | 118 N |
| 0.7 MPa | 220 N | — |
| Max | 32 kgf | |
Force is set by the bore and piston rod (Ø10 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). |
| 20 | Bore size in mm. |
| ×200 | Stroke length in mm. |
| S | Built-in magnet (standard on TC) for a magnetic sensor switch. |
Sister type: TCL20X200 (steel-ball linear bearing, lower friction & higher precision). Thread codes: blank = PT · G · T = NPT.
Handles the 157 N push at 0.5 MPa required to shift heavy wooden guides. The brass sliding bearing tolerates sawdust and moisture where a steel-ball guide would jam.
Uses the 200 mm stroke to reach across a fixture. The impact-resistant brass bearing shrugs off weld spatter, while the ±0.08° non-rotating tolerance keeps the clamp face perfectly square.
Stops and diverts moving pallets on a gritty conveyor. The twin guide rods absorb the radial side-load without needing a separate external linear rail to support the mechanism.
When sizing this model, consider stepping to a smaller or larger bore. The adjacent Ø16 bore yields 101 N of push at 0.5 MPa, whereas the larger Ø25 bore provides 245 N, letting you dial in the exact force required. Choose the sister TCL series with its steel-ball linear bearing instead if your application demands low-friction movement, extreme precision, or high vertical load handling. To replace this unit, match the 20 mm bore, 200 mm stroke, 1/8" PT thread, and standard S magnet. Keep in mind that a TCM does not hold its load if air pressure is lost or the valve is centered—the rod will drift. The guide prevents rotation, not gravity, so specify an external rod lock or pilot-operated check valve for fail-safe load holding.
Quick checklist
The double-acting 20 mm bore generates 157 N push and 118 N pull at 0.5 MPa. At 0.7 MPa, the push force is 220 N. The theoretical maximum force is 32 kgf, operating within a 0.15-1.0 MPa pressure range.
Each end of the stroke is damped by a fixed rubber TPU bumper. There is no adjustable air cushion or cushion screw on the TC series, simplifying setup and removing a maintenance point.
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