
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI20X750SCA is a genuine double acting round-body mini air cylinder with a Ø20mm bore and 750mm 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 handles demanding linear tasks. The 750 mm stroke is a made-to-order length, exceeding the 500 mm standard maximum for this 20 mm bore. It features a CA rear pivot cover and a built-in magnet for position sensing. The Ø8 mm piston rod uses an M8x1.25 male thread, and the air supply connects via a 1/8" port.
The rolled stainless barrel and rod shrug off mild corrosion, outlasting painted alternatives in damp or washdown settings. Its ISO 6432 mounting interface drops directly into standard mini-cylinder brackets. For real-world sizing, plan for roughly 94 N of usable work at 0.5 MPa, which translates to safely lifting an 8 kg load vertically with a 2:1 margin. Fixed TPU bumper pads absorb stroke-end impact, while the internal magnet supports CMSG, DMSG and EMSG switches.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI20X750SCA |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 750 mm |
| Acting type | Double acting |
| 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 | Fixed TPU bumper pads |
| 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.
| MI | ISO 6432 round-body mini cylinder (double-acting). |
|---|---|
| 20 | Bore size in mm. |
| ×750 | 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 CA clevis to swing a sorting flap on a packaging line, utilizing the 157 N thrust to redirect cartons at high speed.
Lifts approximately 8 kg of stacked product trays through a 750 mm travel distance, relying on the stainless build for humid environments.
Extends a retrieval probe deep into a testing chamber, using CMSG sensors to confirm the full 750 mm extension before retraction.
When sizing this actuator, verify if the 157 N push at 0.5 MPa provides enough thrust, or if you should step up to the Ø25 bore (245 N). If your application is lighter, the Ø16 bore offers 100.5 N. Because this 750 mm stroke exceeds the 500 mm standard, it is supplied as a non-standard made-to-order unit; with such an extended rod, carefully manage side loading to prevent rod bending and premature seal wear.
The CA pivot cover is ideal for articulating mechanisms, but remember that a standard cylinder drifts when air is removed or the valve is centered, as the bumpers only decelerate the end of travel and act as neither a lock nor a brake. To suspend a load safely, integrate an external rod lock or a pilot-operated check valve into your pneumatic circuit.
Quick checklist
At 0.5 MPa it provides 157 N push and 131.9 N pull. At 0.7 MPa it provides 219.8 N push and 184.7 N pull. The theoretical maximum force is 32 kgf at 1.0 MPa. The air port is 1/8" and the male rod thread is M8x1.25.
No, the fixed TPU bumper pads only decelerate the stroke end and are not an adjustable air cushion. Furthermore, a standard cylinder drifts when air is lost or the valve is centered. To hold a vertical load, you must add an external rod lock or pilot check valve.
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