
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI20X80SCALB is a genuine double acting round-body mini air cylinder with a Ø20mm bore and 80mm 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 an 80 mm stroke with a 1/8" air port. The riveted stainless barrel and rod shrug off mild corrosion, outlasting painted alternatives in damp or washdown settings. Its built-in piston magnet supports CMSG, DMSG, and EMSG switches for precise position detection.
Because the 157 N rating leaves a margin, plan for roughly 94 N of actual work at 0.5 MPa. This translates to lifting about 8 kg vertically with a safe 2:1 ratio. Fixed TPU bumper pads absorb stroke-end impact, and the rear CA pivot cover pairs with the included LB foot bracket for stable mounting.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI20X80SCALB |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 80 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. |
| ×80 | 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.
Pushes light cardboard cartons on a packaging line using its 157 N thrust and 80 mm travel distance.
Maintains thread tension in humid textile facilities where the stainless steel barrel resists mild corrosion.
Opens and closes small gravity-feed hopper gates for granular materials, lifting roughly 8 kg loads safely.
When sizing this 20 mm bore, the smaller 16 mm option yields 100.5 N push at 0.5 MPa, while the larger 25 mm bore provides 245.3 N, letting you step up if the load demands more than the 94 N safe working load. The included LB foot mount and CA rear pivot cover offer rigid yet adaptable installation options.
If your process cannot tolerate movement after air loss, remember this cylinder will drift when the valve centers; the TPU bumpers only decelerate the stroke end rather than locking the rod. For suspended loads, specify an external pilot-operated check valve or a dedicated rod lock. The 80 mm stroke is well within the 500 mm maximum, minimizing rod bending risks under side loads.
Quick checklist
This 20 mm bore cylinder features a 1/8" air port and an M8x1.25 male rod thread. It generates 157 N push and 131.9 N pull at 0.5 MPa, 219.8 N push and 184.7 N pull at 0.7 MPa, with a theoretical maximum of 32 kgf at 1.0 MPa.
Yes, the built-in -S magnet allows CMSG, DMSG, and EMSG switches for sensing. The unit includes an LB foot mounting bracket and a CA rear pivot cover, utilizing the ISO 6432 mounting interface for standard mini-cylinder brackets.
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