
The AirTAC MI16-20 Stainless Steel Mini Cylinder MI16X115SCA is a genuine double acting round-body mini air cylinder with a Ø16mm bore and 115mm stroke, M5×0.8 air ports and a stainless-steel barrel and rod for mildly corrosive environments. Its ISO 6432 mounting interface fits standard ISO 6432 mini-cylinder mounting interfaces.
Generating 100.5 N of push force at 0.5 MPa, this double-acting stainless-steel round-body mini cylinder handles a 115 mm travel range. The riveted barrel and rod shrug off mild corrosion, giving it a real edge over painted alternatives in damp or washdown settings. Because it follows ISO 6432 mounting dimensions, the body drops directly into standard mini-cylinder brackets and clevises.
The built-in piston magnet (-S) supports CMSG, DMSG and EMSG switches for position sensing, while the CA rear cover provides a pivot clevis for articulated mounting. Fixed TPU bumper pads absorb the impact at stroke extremes, operating via an M5×0.8 port at speeds between 30 and 800 mm/s.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI16X115SCA |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 115 mm |
| Acting type | Double acting |
| Port size | M5×0.8 |
| Rod thread | M6×1.0 |
| 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 | 101 N | 86 N |
| 0.7 MPa | 141 N | 121 N |
| Max (@1.0 MPa) | 21 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). |
|---|---|
| 16 | Bore size in mm. |
| ×115 | 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 (double rod, adjustable stroke ±cushion). Back covers CA / U / R / CM. Mounting LB / FA / SDB / TC.
Pushes lightweight cardboard cartons on a packaging line using the 100.5 N thrust, with the CA clevis allowing the gate to pivot smoothly during retraction.
Ejects plastic sample trays from a test station over the 115 mm travel, where the stainless build resists chemical splashes and wipes down easily.
Shifts a yarn guide arm precisely between two positions, relying on the -S magnet to trigger DMSG sensors for accurate stroke confirmation.
When sizing this 16 mm bore, dropping down to the Ø12 bore reduces the push force to 56.5 N, whereas stepping up to the Ø20 bore increases it to 157.0 N (both at 0.5 MPa). The 115 mm stroke is well within the 500 mm maximum, though at this length you should ensure front and rear mountings are aligned to prevent rod bending and premature seal wear.
The CA pivot cover suits articulated mechanisms, but remember that venting or centering the valve causes the piston to drift, as the TPU pads only decelerate the end of travel rather than locking the load. To suspend a load safely mid-stroke, fit an external rod lock or a pilot-operated check valve.
Quick checklist
At 0.5 MPa it pushes 100.5 N and pulls 86.4 N. At 0.7 MPa it pushes 140.7 N and pulls 120.9 N. The theoretical maximum force is 20.5 kgf at 1.0 MPa, and the air port is M5×0.8.
No, the fixed TPU bumper pads only decelerate the piston near the stroke ends and do not act as a brake. If air is lost or the valve is centered, the rod will drift. Use an external rod lock or pilot check valve to hold a vertical load.
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