
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC25X500SU is a genuine double acting + cushion round-body mini air cylinder with a Ø25mm bore and 500mm 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 MIC25X500SU is a double-acting, round-body stainless steel mini cylinder built for a 500 mm stroke. It features a 10 mm piston rod, an M10x1.25 male thread, and a 1/8" port. A variable air cushion at both ends lets you dial in the deceleration to absorb end-of-stroke shock at high speeds, protecting your payload and cutting noise. The stainless barrel and rod resist mild corrosion and washdown environments.
This bore conforms to the ISO 6432 mounting interface, dropping easily into standard mini brackets and clevises. The U back cover provides a 90-degree port and mounting orientation. With a safe working load of roughly 147 N (about 60 percent of the 0.5 MPa push force), it can vertically lift around 12.5 kg with a 2:1 safety margin. The built-in -S magnet supports CMSG, DMSG, and EMSG position switches.
| Model | Airtac MIC Cushioned Mini Cylinder MIC25X500SU |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 500 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. |
| ×500 | 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.
Uses the 245.3 N push force to deflect heavy packaging on a fast conveyor, relying on the adjustable air cushion to silently stop the 500 mm stroke without jarring the mechanism.
Lowers approximately 12.5 kg of raw material down a 500 mm vertical path, where the needle-set cushion softens the final landing and the U cover provides a compact 90-degree mount.
Pushes metal parts into a light washdown station, leveraging the stainless steel round-body construction for mild corrosion resistance while the ISO 6432 dimensions ease bracket replacement.
When sizing this 25 mm bore, stepping down to the MIC20 drops the 0.5 MPa push force to 157 N, while stepping up to the MIC32 raises it to 402 N. The adjustable air cushion is essential if you are moving loads at high speed across the 500 mm stroke and need to soften the impact at both ends. Remember that the cushion only decelerates the piston near the stroke end; it does not act as a brake. If you need to hold a load vertically during air loss, add an external rod lock or a pilot-operated check valve. Mounting options include LB foot, FA flange, SDB pivot, and TC trunnion, and the -S magnet allows for sensor integration.
Quick checklist
This double-acting cylinder has a 25 mm bore, a 500 mm stroke, and a 1/8" port. It generates 245.3 N push and 206.1 N pull at 0.5 MPa, 343.4 N push and 288.5 N pull at 0.7 MPa, with a theoretical maximum force of 50 kgf at 1.0 MPa.
Yes, the -S designation means it has a built-in piston magnet compatible with CMSG, DMSG, and EMSG switches. The variable air cushion at both ends uses a needle valve to decelerate the load near the stroke end, reducing shock, but it is not a lock and will not hold the load if air pressure is lost.
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