
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC25X35SU is a genuine double acting + cushion round-body mini air cylinder with a Ø25mm bore and 35mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments. Its ISO 6432 mounting interface makes it a compact drop-in for standard mini-cylinder fixtures.
Delivering 245.3 N of push force at 0.5 MPa, the AirTAC MIC25X35SU is a double-acting round-body mini cylinder built for rapid, shock-sensitive tasks. A variable air cushion at both ends lets you dial in the needle valve to absorb end-of-stroke impact, protecting your payload at high cycling speeds. The stainless-steel barrel and rod shrug off mild corrosion and washdown environments, while the U-style back cover provides a 90-degree port and mounting orientation for tight machinery layouts.
Because this Ø25 bore carries a built-in piston magnet (-S), it is fully ready for CMSG, DMSG, or EMSG position switches. It uses the standard ISO 6432 mounting interface, dropping directly into common mini-cylinder brackets and clevises. With a safe working load around 147 N, it lifts about 12.5 kg vertically with a 2:1 safety margin. The 1/8" port and M10x1.25 male rod thread ensure solid pneumatic and mechanical connections across its 35 mm stroke.
| Model | Airtac MIC Cushioned Mini Cylinder MIC25X35SU |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 35 mm |
| Acting type | Double acting + cushion |
| Port size | 1/8" |
| Rod thread | M10×1.25 |
| 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 – 800 mm/s |
| Cushion | Variable air cushion, both ends |
| Max standard stroke | Up to 500 mm |
Specifications follow the official AirTAC MI/MIC (ISO 6432) datasheet. Barrel & rod: stainless steel (round-body, riveted construction). Thread options: PT (blank) / G.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 245 N | 206 N |
| 0.7 MPa | 344 N | 289 N |
| Max (@1.0 MPa) | 50 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MIC | ISO 6432 round-body mini cylinder (double-acting, variable cushion). |
|---|---|
| 25 | Bore size in mm. |
| ×35 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSG / DMSG / EMSG sensors. |
MI-family variants: MI / MIC (double acting ±cushion), MSI / MTI (single acting push / pull), MID / MICD (double rod ±cushion), MIJ / MICJ (adjustable stroke ±cushion). Back covers CA / U / R / CM. Mounting LB / FA / SDB / TC.
Handles rapid sorting arms on conveyors where the adjustable cushion softly stops the 35 mm stroke to prevent crushing cartons at high speed.
Pushes lightweight machined parts out of a fixture using 245.3 N of force, relying on the stainless build to resist cutting fluid mist.
Raises and lowers access flaps with a 12.5 kg vertical lift capacity, using the 90-degree U back cover to fit compact frame spaces.
If your payload is lighter, stepping down to the MIC20 bore drops the 0.5 MPa push force to 157.0 N; if you need more muscle, the MIC32 pushes 402.2 N. The adjustable air cushion on this MIC25X35SU is essential when operating at high speeds or moving heavy masses, as it prevents harsh end-of-stroke banging that a standard bumper cylinder cannot absorb. Keep in mind the cushion only decelerates the piston near the stroke end—it does not act as a lock or brake.
For applications where the load must stay put after a loss of air pressure or when the valve is centered, add an external rod lock or a pilot-operated check valve, as the piston will drift otherwise. You can mount this unit using LB foot, FA flange, SDB pivot, or TC trunnion hardware. The included -S magnet enables CMSG, DMSG, and EMSG sensors for precise end-position detection.
Quick checklist
This double-acting cylinder features a 1/8" port and an M10x1.25 male rod thread. It generates 245.3 N push and 206.1 N pull at 0.5 MPa, increasing to 343.4 N push and 288.5 N pull at 0.7 MPa. The theoretical maximum force is 50 kgf at 1.0 MPa.
The -S suffix means it has a piston magnet for CMSG, DMSG, or EMSG switches. The adjustable air cushion only decelerates the piston near the stroke end to reduce shock; it does not lock or hold the load. You need an external rod lock or pilot check valve to prevent drifting on air loss.
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Covers non-human-caused product damage.
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