
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI16X250CM is a genuine double acting round-body mini air cylinder with a Ø16mm bore and 250mm 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 250 mm stroke with ease. The riveted construction and 1/8 inch port keep the unit compact while resisting mild corrosion in damp or washdown environments. Fixed TPU bumper pads absorb the impact at stroke ends, and the CM round rear cover offers a clean, versatile mounting orientation.
Because the theoretical push at 0.5 MPa equals about 10.2 kgf, you can plan to lift roughly 5.1 kg vertically with a safe 2:1 margin. For everyday actuation, budget for about 60 N of real work rather than the absolute maximum rating. Conforming to ISO 6432 mounting dimensions, this Ø16 bore drops directly into standard mini-cylinder brackets and clevises.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI16X250CM |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 250 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. |
| ×250 | 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.
Pushes light cardboard cartons on a packing line using 100.5 N of thrust, while the stainless barrel resists humidity in washdown zones.
Shifts a thread guide across a 250 mm path; the fixed TPU pads quietly absorb the stroke-end impact during continuous cycling.
Kicks machined plastic parts out of a CNC zone, relying on the CM round rear cover for flush mounting against the machine frame.
When sizing this bore, stepping down to the Ø12 MI drops the 0.5 MPa push force to 56.5 N, while stepping up to the Ø20 MI increases it to 157.0 N. At a 250 mm stroke, mind the rod-bending moment: keep the load guided to prevent side loads from stressing the Ø6 mm piston rod. This specific SKU lacks the -S magnet, so it cannot accept CMSG, DMSG or EMSG position switches; choose an -S variant if you need electronic sensing.
Remember that a standard cylinder drifts when air is lost or the valve is centred—the TPU bumpers only decelerate the end of stroke and act neither as a lock nor a brake. To suspend a load safely mid-air, fit an external rod lock or a pilot-operated check valve. You can pair the body with LB foot, FA flange, SDB pivot or TC trunnion brackets to suit your frame.
Quick checklist
This 16 mm bore cylinder has a 1/8 inch port and a male M6x1.0 rod thread. It generates 100.5 N push and 86.4 N pull at 0.5 MPa, 140.7 N push and 120.9 N pull at 0.7 MPa, with a theoretical maximum of 20.5 kgf at 1.0 MPa.
No, this specific SKU does not include a magnet, so CMSG, DMSG or EMSG switches will not function. You must select an -S version of the MI cylinder to enable magnetic position sensing.
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