
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC20X125CA is a genuine double acting + cushion round-body mini air cylinder with a Ø20mm bore and 125mm 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 157 N of push force at 0.5 MPa, this double-acting stainless steel round-body mini cylinder is built for high-speed actuation where bumpers fail. The defining trait of the MIC series is the adjustable air cushion at both ends. By turning a needle valve, you tune the end-of-stroke deceleration to absorb shock, protecting your payload and cutting noise. The stainless barrel and rod resist mild corrosion and washdown environments.
With a 20 mm bore and 125 mm stroke, the unit uses a 1/8 inch port and an M8x1.25 male rod thread. It yields a safe working load of about 94 N, lifting roughly 8 kg vertically with a 2:1 margin. The rear CA pivot cover suits clevis mounts, and it conforms to ISO 6432 mounting dimensions. Note this SKU lacks a magnet, so it cannot host CMSG, DMSG, or EMSG sensors.
| Model | Airtac MIC Cushioned Mini Cylinder MIC20X125CA |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 125 mm |
| Acting type | Double acting + cushion |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 | 157 N | 132 N |
| 0.7 MPa | 220 N | 185 N |
| Max (@1.0 MPa) | 32 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). |
|---|---|
| 20 | Bore size in mm. |
| ×125 | 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.
Rapidly pushes light parcels on a sorting line at speed, relying on the tuned air cushion to stop the 125 mm stroke smoothly without jarring the mechanism.
Ejects machined components from a fixture, using the 157 N push force and adjustable end cushions to prevent bounce during high-cycle ejection.
Tucks carton flaps on a packaging conveyor where the stainless build handles light washdown and the cushion softens the tuck impact.
When sizing this 20 mm bore, dropping down to the 16 mm version reduces the 0.5 MPa push force to 100.5 N, while stepping up to the 25 mm bore raises it to 245.3 N. Choose this 125 mm stroke model for rapid cycles where the adjustable air cushion is essential to prevent harsh impacts at stroke ends. The cushion only decelerates the load; it does not lock the rod.
If your process requires position holding upon air loss, install an external rod lock or pilot check valve, as the piston will drift. The CA rear cover provides a pivot point for clevis mounting. Because this specific SKU has no internal magnet, it cannot accept position switches; you must specify an -S variant to enable CMSG, DMSG, or EMSG sensors.
Quick checklist
This 20 mm bore cylinder uses a 1/8 inch port. At 0.5 MPa it provides 157 N push and 131.9 N pull. At 0.7 MPa it yields 219.8 N push and 184.7 N pull. The theoretical maximum force is 32 kgf at 1.0 MPa.
No, this specific SKU does not include a magnet and cannot accept CMSG, DMSG, or EMSG switches. You must select the -S variant for sensing. The adjustable air cushions at both ends only decelerate the load near stroke end and do not function as a brake.
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