
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI16X275SCM is a genuine double acting round-body mini air cylinder with a Ø16mm bore and 275mm 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 100.5 N of push force at 0.5 MPa, this double-acting stainless-steel round-body mini cylinder handles a 275 mm stroke with a 1/8" port and M6x1.0 male rod thread. The riveted stainless barrel and rod shrug off mild corrosion, giving it a real edge over painted alternatives in damp or washdown settings. Fixed TPU bumper pads absorb the impact at stroke ends, while the CM round rear cover keeps the envelope compact.
Thanks to the built-in piston magnet (-S), you can mount CMSG, DMSG or EMSG switches for position sensing. Plan for roughly 60 N of actual work at 0.5 MPa, which translates to lifting about 5.1 kg vertically with a 2:1 safety margin. The Ø16 bore uses standard ISO 6432 mounting dimensions, so it drops directly into common mini-cylinder brackets and clevises.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI16X275SCM |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 275 mm |
| Acting type | Double acting |
| Port size | 1/8" |
| 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. |
| ×275 | 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.
Actuates a lightweight routing flap on a packaging conveyor, using the 100.5 N thrust to push parcels onto secondary lanes.
Ejects processed sample trays from a damp testing station, leveraging the stainless steel construction to resist mild chemical corrosion.
Drives a 275 mm linear pusher to separate machined small parts, using the -S magnet and EMSG sensors to confirm stroke endpoints.
If you need less force, the Ø12 bore provides 56.5 N push at 0.5 MPa; stepping up to the Ø20 bore yields 157.0 N. This 275 mm stroke sits well within the 500 mm maximum, but at this length you should watch for rod bending and ensure the load is guided to prevent side-loading damage. The CM round end and standard LB foot, FA flange, SDB pivot, and TC trunnion mounts offer flexible installation.
Remember that a plain cylinder drifts when air is lost or the valve is centered, as the fixed TPU pads only decelerate the stroke end rather than locking the load. For vertical or suspended loads that must hold position, add an external rod lock or a pilot-operated check valve.
Quick checklist
This Ø16 bore cylinder features a 1/8" port and generates 100.5 N push / 86.4 N pull at 0.5 MPa, and 140.7 N push / 120.9 N pull at 0.7 MPa. The theoretical maximum force is 20.5 kgf at 1.0 MPa.
Yes, the -S suffix means a piston magnet is built-in for CMSG, DMSG, or EMSG switches. The CM designation specifies a round rear cover, and the body conforms to ISO 6432 mounting dimensions for standard brackets.
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