
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI16X5CM is a genuine double acting round-body mini air cylinder with a Ø16mm bore and 5mm 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 brief 5 mm movements with precision. The riveted construction pairs a corrosion-resistant barrel and rod with a round CM rear cover, making it well suited to damp production areas where painted carbon steel would degrade. Its 1/8" port feeds the 6 mm piston rod to generate 86.4 N of pull force on the return stroke.
Because the 100.5 N rating represents an ideal figure, plan for a real-world safe working load of roughly 60 N at 0.5 MPa. This translates to lifting about 5.1 kg vertically when applying a 2:1 safety margin, letting you match the actuator to actual component weights. Built to ISO 6432 mounting dimensions, it drops directly into standard mini-cylinder brackets and clevises for straightforward design integration.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI16X5CM |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 5 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. |
| ×5 | 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 its 5 mm travel to rapidly tap and eject small plastic moulded pins from a fixture, relying on the 60 N safe working load to knock parts free without damaging them.
Presses low-profile electrical connectors onto printed circuit boards, utilising the stainless build to resist flux residue and washdown in electronics manufacturing.
Actuates a sealing jaw trigger on a vertical form-fill-seal machine, where the compact 16 mm bore and CM round end cover fit neatly into tight packaging mechanics.
When sizing this 16 mm bore, stepping down to the Ø12 variant drops the 0.5 MPa push force to 56.5 N, while moving up to the Ø20 bore raises it to 157.0 N. This 5 mm stroke unit is built for very short travel, so side-load and rod-bending stress is minimal compared to longer strokes. It features fixed TPU bumper pads that soften the impact at the stroke ends, though they do not act as an adjustable air cushion.
Because this specific SKU lacks the -S magnet, it cannot accept CMSG, DMSG or EMSG position switches. Furthermore, a standard double-acting cylinder drifts when air pressure is lost or the valve is centred; the bumpers only decelerate the end of travel rather than locking the rod. To suspend a load safely during an air loss event, 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 provides 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.
No, this specific SKU does not have a magnet and cannot accept CMSG, DMSG or EMSG switches. You would need the -S variant for sensing. It uses the ISO 6432 mounting interface and fixed TPU bumper pads rather than an adjustable air cushion.
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