
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI20X200SCMLB is a genuine double acting round-body mini air cylinder with a Ø20mm bore and 200mm 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 a 200 mm stroke with a 1/8" air port. The riveted barrel and rod shrug off mild corrosion, giving it a real edge over painted alternatives in damp or washdown settings. An internal piston magnet enables CMSG, DMSG and EMSG switches for position sensing.
Because the Ø20 bore uses the ISO 6432 mounting interface, it drops directly into standard mini-cylinder brackets and clevises. For practical sizing, plan for roughly 94 N of real work at 0.5 MPa, which translates to lifting about 8 kg vertically with a safe 2:1 margin. Fixed TPU bumper pads absorb the impact at stroke extremes without adding bulk.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI20X200SCMLB |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 200 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. |
| ×200 | 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 cartons off a packaging line using the 157 N thrust, with the CM rear cover allowing compact pivot mounting.
Ejects wet sample trays from testing equipment where the stainless barrel prevents mild corrosion from repeated chemical exposure.
Actuates a 200 mm sorting gate for small plastic components, relying on the internal magnet to trigger DMSG reed switches.
This 200 mm stroke pairs well with the LB foot mounting accessory and a CM round end back cover. If you need less push, the Ø16 bore provides 100.5 N at 0.5 MPa; stepping up to the Ø25 bore yields 245.3 N. At 200 mm of travel, watch for rod side-loading and bending moments on the Ø8 mm rod.
Remember that a standard cylinder drifts when air is lost or the valve is centred, as the TPU pads only soften the end of travel rather than locking the load. To suspend a vertical weight safely, add an external rod lock or a pilot-operated check valve.
Quick checklist
This Ø20 mm bore cylinder uses a 1/8" port. 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.
No, the base MI features fixed TPU bumper pads that decelerate the stroke end but are not an adjustable air cushion. Additionally, it will drift if air is lost; use an external rod lock or pilot check valve to hold a load.
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