
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI16X210SU is a genuine double acting round-body mini air cylinder with a Ø16mm bore and 210mm 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 210 mm stroke with a 1/8" port and an M6x1.0 male rod thread. The riveted stainless barrel and rod resist mild corrosion, giving it a real edge over painted alternatives in damp or washdown settings. Fixed TPU bumper pads absorb the impact at stroke end, while the built-in piston magnet (-S) supports CMSG, DMSG and EMSG position switches.
Because the theoretical output is not pure work, plan for about 60 N of real load at 0.5 MPa. Vertically, that equates to lifting roughly 5.1 kg with a safe 2:1 margin. The Ø16 bore uses the ISO 6432 mounting interface, so it drops directly into standard mini-cylinder brackets and clevises. A 90-degree U back cover tucks the air line neatly to the side for tight machine layouts.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI16X210SU |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 210 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. |
| ×210 | 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 100.5 N thrust to maintain consistent yarn tension, while the stainless body withstands humid dyeing environments.
Extends 210 mm to actuate a routing flap for small parcels, with the 90-degree U cover keeping airlines flush to the frame.
Pushes tested specimens out of a centrifuge slot, relying on the -S magnet to trigger a DMSG sensor for precise ejection timing.
When sizing this 16 mm bore, compare it against its neighbours: the Ø12 generates 56.5 N push, whereas the Ø20 jumps to 157.0 N at 0.5 MPa. If your payload sits closer to 60 N, this model hits the sweet spot. For a 210 mm stroke, mind the side-load on the Ø6 mm rod; use a proper guide to prevent rod bending and premature seal wear. The U-style rear cover requires matching pivot clearance.
This cylinder does not hold its position if air pressure drops or the valve centres, as the piston will drift. The TPU pads only decelerate the end of travel rather than acting as a brake. To suspend a load safely, fit an external rod lock or a pilot-operated check valve.
Quick checklist
At 0.5 MPa it provides 100.5 N push and 86.4 N pull. At 0.7 MPa it yields 140.7 N push and 120.9 N pull. The theoretical maximum force is 20.5 kgf at 1.0 MPa. The air port is 1/8" and the male rod thread is M6x1.0.
Yes, the Ø16 bore follows ISO 6432 mounting dimensions, so it fits standard mini-cylinder clevises and foot brackets. The -S suffix means it has an internal magnet ready for CMSG, DMSG and EMSG reed or electronic switches.
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