
The AirTAC Airtac B02-TCL Welding Special Triple-Axis Cylinder B02-TCL32X25S is a genuine JIS-standard guided cylinder with a Ø32mm bore and 25mm stroke on twin guide rods. Its integrated steel-ball linear bearing gives low-friction, high-precision travel — well suited to vertical lifts and high-load, high-accuracy moves, holding the tool square to ±0.05° of rotation without any external linear guide.
The AirTAC B02-TCL32X25S is a JIS guided twin-rod double-acting cylinder equipped with a steel-ball linear bearing. The "B02-" prefix designates this as a welding-industry dedicated variant of the standard TCL32X25S, engineered for clamping and fixturing inside robotic welding cells. Mechanically, it shares the exact same physical specifications as the base model, delivering 402 N of push force at 0.5 MPa.
Because the drive piston runs between two guide rods in a single integrated body, no external linear guide is required. The steel-ball bearing ensures low-friction, high-precision travel without the stick-slip of plain bushings, making it well-suited for accurate vertical lifts. It holds a non-rotating tolerance of ±0.05°, keeping a fixture or gripper square under off-centre loads. Stroke ends are damped by fixed elastomer pads rather than an adjustable cushion, and the standard built-in magnet supports CS1 reed or DS1 electronic switches across four sensor slots.
| Model | Airtac B02-TCL Welding Special Triple-Axis Cylinder B02-TCL32X25S |
|---|---|
| Series | TCL JIS guided (twin-rod) cylinder |
| Bore size | Ø32 mm |
| Stroke | 25 mm |
| Acting type | Double acting |
| Bearing | Steel-ball linear 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 | ±0.05° (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 | 402 N | 302 N |
| 0.7 MPa | 563 N | — |
| Max | 82 kgf | |
Force is set by the bore and piston rod (Ø16 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. |
|---|---|
| L | Bearing: Steel-ball linear bearing (L = linear ball). |
| 32 | Bore size in mm. |
| ×25 | Stroke length in mm. |
| S | Built-in magnet (standard on TC) for a magnetic sensor switch. |
Sister type: TCM32X25 (brass sliding bearing, more impact/dust tolerant). Thread codes: blank = PT · G · T = NPT.
Uses the 402 N push at 0.5 MPa to hold parts firmly during a spot weld, while the ±0.05° non-rotating tolerance ensures the clamping jaws stay perfectly parallel under off-centre pressure.
The short 25 mm stroke and low-friction steel-ball linear bearing provide smooth, precise positioning of fixturing pins without stick-slip, repeating accurately across thousands of automated weld cycles.
Leverages the twin guide rods to replace a separate linear rail when pressing sheet metal flat, taking advantage of the high-precision vertical travel and 1/8" porting for compact cell integration.
When sizing this 32 mm bore guided cylinder, which yields 402 N push at 0.5 MPa, consider stepping down to the Ø25 model for roughly 245 N of thrust, or moving up to the Ø40 bore for 628 N if your welding fixture requires greater clamping force. Choose the sibling TCM series with its brass sliding bearing instead of this linear-ball version if the application involves heavy impact loads or dusty radial-load duty. To replace this unit, match the 32 mm bore, 25 mm stroke, 1/8" port with PT thread, and the standard S magnet.
Note that the guide unit resists rotation and torque, not gravity; the rod will drift downward if air pressure is lost or the valve is centred. For a fail-safe hold on a vertical welding clamp, an external rod lock or pilot-operated check valve is required.
Quick checklist
This 32 mm bore cylinder features a Ø16 mm piston rod and 1/8" ports. It generates 402 N of push and 302 N of pull at 0.5 MPa, 563 N of push at 0.7 MPa, and a maximum theoretical force of 82 kgf.
The B02- prefix simply marks this as AirTAC's welding-industry dedicated variant of the TCL32X25S; it shares identical specs with no special seals or dimensions. Regarding end-of-stroke damping, each end lands on a fixed TPU bumper, as TC series guided cylinders do not feature adjustable air cushions.
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