
The AirTAC Airtac MI25~40 Stainless Steel Mini Cylinder MI25X200SCA is a genuine double acting round-body mini air cylinder with a Ø25mm bore and 200mm 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 245.3 N of push force at 0.5 MPa, this double-acting stainless-steel round-body mini cylinder handles demanding 200 mm stroke tasks. The Ø25 bore conforms to ISO 6432 mounting dimensions, dropping directly into standard mini-cylinder brackets and clevises for straightforward design integration. Its stainless barrel and rod resist mild corrosion, giving it a real edge over painted alternatives in damp or washdown settings.
The built-in -S piston magnet supports CMSG, DMSG and EMSG switches for position sensing, while fixed TPU bumper pads absorb stroke-end impact. For practical sizing, plan for roughly 147 N of real work at 0.5 MPa, which translates to lifting about 12.5 kg vertically with a 2:1 safety margin. Air connects via a 1/8 inch port.
| Model | Airtac MI25~40 Stainless Steel Mini Cylinder MI25X200SCA |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 200 mm |
| Acting type | Double acting |
| Port size | 1/8" |
| Rod thread | M10×1.25 |
| 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 | 245 N | 206 N |
| 0.7 MPa | 344 N | 289 N |
| Max (@1.0 MPa) | 50 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). |
|---|---|
| 25 | Bore size in mm. |
| ×200 | 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.
Actuates a routing flap on a packaging line, using the 245.3 N push force to redirect heavy cartons reliably at speed.
Raises lightweight aluminium jigs over a 200 mm vertical span, safely lifting parts under 12.5 kg with a 2:1 margin.
Deploys a stainless-steel stop block in a damp food-processing area, leveraging the corrosion-resistant barrel to halt trays.
Sizing this model against its neighbours ensures the right fit: the smaller Ø20 bore yields 157.0 N push at 0.5 MPa, whereas the larger non-ISO Ø32 bore provides 402.2 N. The Ø25 hits a strong middle ground for 245.3 N tasks. Because this is a 200 mm stroke, watch for rod bending under heavy side loads and use a guide rail. The CA rear pivot cover suits articulated clevis mounting.
Note that a standard double-acting cylinder drifts if air pressure drops or the valve is centred—the fixed bumpers only decelerate the stroke end and act as neither a lock nor a brake. To suspend a vertical load safely, fit an external rod lock or a pilot-operated check valve.
Quick checklist
At 0.5 MPa it provides 245.3 N push and 206.1 N pull. At 0.7 MPa it delivers 343.4 N push and 288.5 N pull. The theoretical maximum force is 50 kgf at 1.0 MPa. The air port size is 1/8 inch.
Yes, the -S suffix indicates a built-in piston magnet compatible with CMSG, DMSG and EMSG switches. The CA back cover provides a rear pivot point for clevis mounting, and the Ø25 bore uses standard ISO 6432 mounting dimensions.
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