
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI16X20CAH is a genuine double acting round-body mini air cylinder with a Ø16mm bore and 20mm 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 compact automation with ease. The riveted construction uses a stainless barrel and rod to resist mild corrosion, giving it a real edge over painted alternatives in damp or washdown environments. Its 1/8" port and M6x1.0 male rod thread keep airflow and mounting straightforward.
Because the bore generates about 100 newtons, you can plan for roughly 60 N of actual work at 0.5 MPa. That translates to lifting about 5.1 kg vertically with a 2:1 safety margin. The CA rear pivot cover suits clevis mounting, while the -H option specifies Viton seals for higher thermal demands. Fixed TPU bumper pads absorb stroke-end impact, and since this SKU lacks the -S magnet, it cannot host CMSG or DMSG sensors.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI16X20CAH |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 20 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. |
| ×20 | 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.
Drives short-stroke clamping jaws on small machining fixtures, utilizing the 60 N safe working load to grip light aluminium parts securely.
Pivots a CA-mounted routing gate on a packaging conveyor to sort small cartons, benefiting from the stainless build during periodic washdowns.
Pushes moulded plastic parts out of an injection moulding cavity, using the 20 mm stroke and Viton seals to withstand ambient radiant heat.
When sizing this 16 mm bore, stepping down to the Ø12 variant drops the 0.5 MPa push force to 56.5 N, whereas moving up to the Ø20 bore raises it to 157.0 N. Use this model when your load sits safely under 60 N. The 20 mm stroke is very short, which naturally minimizes rod bending and side-load risks compared to longer travels.
Remember that air pressure alone does not secure the piston; if the valve centres or air drops, the rod will drift and the TPU pads will not act as a brake. For suspended loads, fit an external pilot check valve or rod lock. To add position feedback, you must switch to the -S magnet version, as this specific SKU cannot accept a sensor switch.
Quick checklist
At 0.5 MPa it provides 100.5 N push and 86.4 N pull. At 0.7 MPa it provides 140.7 N push and 120.9 N pull. The theoretical maximum force is 20.5 kgf at 1.0 MPa. This 16 mm bore cylinder uses a 1/8" port.
No, this specific SKU lacks the internal magnet required for switches. You must select the -S variant to mount CMSG, DMSG, or EMSG sensors. Additionally, the fixed TPU bumpers only decelerate the stroke end and do not function as an adjustable air cushion.
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