
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI20X210CA is a genuine double acting round-body mini air cylinder with a Ø20mm 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 157 N of push force at 0.5 MPa, this double-acting stainless-steel round-body mini cylinder handles a 210 mm stroke with a sturdy Ø8 mm piston rod. The riveted barrel and rod shrug off mild corrosion, giving it a real edge over painted alternatives in damp or washdown settings. Its ISO 6432 mounting interface drops directly into standard mini-cylinder brackets and clevises.
Equipped with fixed TPU bumper pads to soften stroke-end impacts, it operates at speeds of 30-800 mm/s using a 1/8 inch port. Plan for roughly 94 N of actual work at 0.5 MPa, which translates to lifting about 8 kg vertically with a 2:1 safety margin. This specific SKU lacks a magnet, so it cannot accept CMSG, DMSG or EMSG position switches without upgrading to an -S variant.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI20X210CA |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 210 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. |
| ×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.
Pivots a routing flap on a packaging line using the CA clevis mount, applying 157 N to push cardboard cartons into secondary lanes.
Extends 210 mm to knock stamped metal blanks from a press bed, relying on the stainless build to resist cutting fluid mist.
Adjusts a yarn guide bar back and forth, using the fixed TPU bumpers to absorb repetitive high-frequency stroke impacts.
When sizing this 20 mm bore, stepping down to a 16 mm bore lowers the output to 100.5 N push at 0.5 MPa, while moving up to a 25 mm bore raises it to 245.3 N. The CA rear pivot cover on this unit is purpose-built for clevis mounting, accommodating angular rod movement during the 210 mm travel. Because this is a plain double-acting cylinder, air loss or a centred valve will cause the piston to drift; the bumpers only decelerate the end of stroke and do not function as a lock. To suspend a load securely, fit an external rod lock or a pilot-operated check valve. Furthermore, a 210 mm stroke generates leverage that demands careful rod alignment to prevent premature side-load wear.
Quick checklist
This 20 mm bore cylinder features a 1/8 inch 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 force of 32 kgf at 1.0 MPa.
No, this base SKU lacks the internal magnet required for CMSG, DMSG or EMSG switches; you must specify an -S model for position sensing. Additionally, the fixed TPU bumpers only decelerate the stroke end and do not hold position if air pressure drops. For load holding, install an external pilot check valve or rod lock.
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