
The AirTAC MIJ Adjustable Cylinder MIJ25X30-30S is a genuine double acting, double rod, adjustable stroke round-body mini air cylinder with a Ø25mm bore and 30mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments. Its ISO 6432 mounting interface fits standard ISO 6432 mini-cylinder mounting interfaces.
Trim the forward end position by up to 30 mm on site with the external stop screw of this AirTAC MIJ25X30-30S round-body mini cylinder. The double-acting stainless steel barrel and rod resist mild corrosion and washdown, while the integrated magnet (-S) supports CMSG, DMSG, and EMSG position switches.
It conforms to ISO 6432 mounting dimensions, uses a 1/8" port, and relies on fixed TPU bumper pads to decelerate the stroke end.
| Model | Airtac MIJ Adjustable Cylinder MIJ25X30-30S |
|---|---|
| Series | MIJ ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 30 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| 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 | Force (both ways) |
|---|---|
| 0.5 MPa | 206 N |
| 0.7 MPa | 289 N |
| Max (@1.0 MPa) | 42 kgf |
MIJ / MICJ are double-rod: the rear rod that carries the stroke adjuster exits the rear cover, so both piston faces lose rod area. The rod-side (annular) area is used for both directions (conservative).
| MIJ | ISO 6432 round-body mini cylinder (adjustable-stroke). |
|---|---|
| 25 | Bore size in mm. |
| ×30 | Stroke length in mm. |
| -30 | Adjustable stroke window (mm the extend stroke can be shortened on site). |
| -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 (double rod, adjustable stroke ±cushion). Back covers CA / U / R / CM. Mounting LB / FA / SDB / TC.
Set the exact forward stop to push varied carton sizes onto a secondary line, leveraging the 12.5 kg vertical lift capacity for reliable routing.
Deploy the stainless steel riveted body in humid packaging areas, fine-tuning the 30 mm extend stroke on site to handle different product widths.
Use the 30 mm external stop screw to dial in the exact extend position for tolerance take-up or rapid changeover jobs without swapping hardware.
The stop screw sets the forward end position but is not a mid-stroke lock; the piston drifts on air loss, so add an external rod lock or pilot check valve for held loads. Mount via LB, FA, or TC brackets (SDB is unavailable here), and select CMSG, DMSG, or EMSG sensors to pair with the built-in magnet.
Quick checklist
At 0.5 MPa it pushes 245.3 N and pulls 206.1 N. At 0.7 MPa it pushes 343.4 N and pulls 288.5 N. The theoretical maximum force is 50 kgf at 1.0 MPa. The air port is 1/8".
An external stop screw shortens the extend stroke by up to 30 mm on site; retract remains full. The -S suffix indicates a built-in piston magnet for CMSG, DMSG, or EMSG sensors. Fixed TPU bumpers decelerate the ends, but the screw is not a mid-stroke lock.
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Covers non-human-caused product damage.
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