
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC25X140CA is a genuine double acting + cushion round-body mini air cylinder with a Ø25mm bore and 140mm 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.
Designed for rapid pneumatic tasks, this round-body stainless steel mini cylinder brings adjustable air cushions to both stroke ends. By turning the cushion needle, you decelerate the piston smoothly at high speeds, protecting the payload and cutting workshop noise better than a fixed bumper. As a double-acting unit, it generates 245.3 N of push force and 206.1 N of pull force at 0.5 MPa.
Built with a 25 mm bore and 140 mm stroke, it uses the ISO 6432 mounting interface for straightforward bracket interchangeability. The stainless barrel and rod resist mild corrosion and washdown environments. For sizing, this bore yields a safe working load of roughly 147 N and lifts about 12.5 kg vertically with a 2:1 margin. It features a 1/8 inch port and a CA rear pivot cover. Note this SKU lacks a magnet, so it cannot accept CMSG or DMSG sensors without the -S option.
| Model | Airtac MIC Cushioned Mini Cylinder MIC25X140CA |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 140 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. |
| ×140 | 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 rapidly deflect packages on a conveyor, relying on the adjustable air cushion to stop the 140 mm stroke smoothly without slamming.
Drives folding arms at high speed where the needle-set cushion absorbs the end shock, protecting the stainless rod and packaging mechanics from impact wear.
Lifts roughly 12.5 kg vertical loads safely, using the CA pivot cover to swing a light access gate or material barrier on an assembly line.
When sizing this 25 mm bore against the range, dropping down to the MIC20 reduces the 0.5 MPa push force to 157 N, while stepping up to the MIC32 raises it to 402 N. Choose this model when moving loads at high cycle speeds where the dual-end adjustable air cushion is required to prevent end-of-stroke impact. The CA back cover provides a rear pivot point for clevis mounting.
Remember that the air cushion only decelerates the piston near the stroke end; it does not function as a brake. If your setup must hold a vertical load during air loss, add an external rod lock or pilot check valve. Because this specific SKU has no -S magnet, it cannot support position sensing.
Quick checklist
This double-acting cylinder uses a 1/8 inch port. At 0.5 MPa it pushes with 245.3 N and pulls with 206.1 N. At 0.7 MPa the push is 343.4 N and pull is 288.5 N. The theoretical maximum force is 50 kgf at 1.0 MPa.
No, this specific SKU does not include a magnet, so it cannot accept CMSG, DMSG, or EMSG switches. You would need the -S variant for sensing. It features a stainless steel build and an adjustable air cushion that decelerates the load at stroke ends, though it will not hold the load on air loss.
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