
The AirTAC MIJ Adjustable Cylinder MIJ25X30-30 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 stroke by up to 30 mm on site with the external stop screw on this AirTAC round-body mini cylinder. The adjuster sets the extend end position only, letting you dial in the exact forward stop for setup or tolerance take-up without swapping parts. Retract remains a full 30 mm stroke.
Built with a stainless-steel barrel and Ø10 mm piston rod, it resists mild corrosion and handles washdown environments. The 1/8" port and M10x1.25 male rod thread match standard ISO 6432 mini-cylinder mounting dimensions.
| Model | Airtac MIJ Adjustable Cylinder MIJ25X30-30 |
|---|---|
| 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.
Dial in the extend position up to 30 mm to switch between part lengths on a packaging line without changing the cylinder.
Set precise diverting distances on a conveyor where the 12.5 kg vertical lift capacity handles light product routing.
If you need less force, the Ø20 bore drops to 157.0 N; for heavier loads, the Ø32 bore jumps to 402.2 N. The 30 mm adjustment window is ideal for changeover jobs where one part number must cover several forward stops.
Because this SKU lacks the -S magnet, it cannot take a CMSG, DMSG, or EMSG sensor. Mount using LB foot, FA flange, or TC trunnion brackets, or CA, U, R, and CM back covers. Note that SDB pivot blocks are not available. The stop screw is not a mid-stroke lock; the piston will drift on air loss, so use an external rod lock or pilot check valve to hold a load.
Quick checklist
The theoretical maximum 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; retract is unaffected. This SKU has no magnet, so it cannot take CMSG, DMSG, or EMSG sensors. You need the -S variant for sensing.
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