
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC20X15SCA is a genuine double acting + cushion round-body mini air cylinder with a Ø20mm bore and 15mm 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.
Built for short-stroke actuation where shock matters, the AirTAC MIC20X15SCA is a 20 mm bore, double-acting stainless-steel round-body mini cylinder. It generates 157 N of push force and 131.9 N of pull force at 0.5 MPa. The defining feature over a standard bumper model is the needle-set adjustable air cushion at both ends, which decelerates the load smoothly at high speeds to cut noise and wear. The stainless barrel and rod resist mild corrosion and washdown environments, and the 1/8" port feeds the chamber efficiently.
With a 15 mm stroke and an M8x1.25 male rod thread, this ISO 6432 mounting-interface cylinder drops into standard mini brackets and clevises. The integrated -S piston magnet supports CMSG, DMSG, and EMSG position switches for exact end-of-stroke detection. For sizing, the safe working load is roughly 94 N, meaning it lifts about 8 kg vertically with a 2:1 safety margin. Note that the cushion only decelerates the load near the stroke end; it does not function as a brake or lock.
| Model | Airtac MIC Cushioned Mini Cylinder MIC20X15SCA |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 15 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. |
| ×15 | 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 15 mm stroke to rapidly push small parts off a conveyor. The adjustable air cushion absorbs the high-speed end impact, protecting the 8 kg load and reducing machine noise.
Actuates a lightweight packaging guide arm. The stainless construction handles mildly humid plant air, while the 157 N push force easily moves light cardboard materials.
Presses a small bearing or pin into place. The CA pivot mount accommodates slight misalignment, and the needle-set cushion prevents harsh metal-on-metal slamming at stroke end.
When sizing this 20 mm bore unit, consider the next size down and up. Dropping to an Ø16 bore yields 100.5 N push at 0.5 MPa, while stepping up to a Ø25 bore provides 245.3 N. Choose the MIC20X15SCA when your cycle demands high speed over a 15 mm distance and the adjustable air cushion is required to absorb end-of-stroke impact. The CA back cover provides a rear pivot mount for articulating loads.
Because this is a double-acting air cylinder, it will not hold a load if air pressure drops or the valve is centered; the rod will drift. If your application requires position holding on air loss, install an external rod lock or a pilot-operated check valve. The built-in magnet (-S) is required if you plan to use CMSG, DMSG, or EMSG sensors for feedback.
Quick checklist
This 20 mm bore cylinder features a 1/8" port and an M8x1.25 male rod thread. It delivers 157 N push and 131.9 N pull at 0.5 MPa, and 219.8 N push with 184.7 N pull at 0.7 MPa. The theoretical maximum force is 32 kgf at 1.0 MPa.
The -S suffix means it has a built-in magnet for CMSG, DMSG, or EMSG switches. The adjustable air cushion at both ends only decelerates the piston near the stroke end to reduce shock; it is not a brake. The cylinder will drift on air loss, so use a pilot check valve if you need to hold a load.
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Covers non-human-caused product damage.
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