
The AirTAC Airtac MIJ Adjustable Cylinder MIJ10X125-50S is a genuine double acting, adjustable stroke round-body mini air cylinder with a Ø10mm bore and 125mm stroke, M5×0.8 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.
Dial in a precise forward end position on-site with the AirTAC MIJ10X125-50S, a round-body stainless mini cylinder featuring a 50 mm extend-stroke adjustment window. This double-acting actuator lets you shorten the forward travel from its 125 mm nominal length down to 75 mm without swapping parts, making it highly effective for tolerance take-up and rapid machine changeovers. The retract stroke remains full length.
Built with a corrosion-resistant stainless-steel barrel and rod, it handles mild washdown environments while conforming to the ISO 6432 mounting interface for straightforward bracket integration. At 0.5 MPa it delivers 39.3 N of push force, translating to a safe working load of roughly 24 N or a 2 kg vertical lift with a 2:1 margin. It uses an M5x0.8 port, a Ø4 mm rod, and fixed TPU bumper pads to decelerate the stroke end.
| Model | Airtac MIJ Adjustable Cylinder MIJ10X125-50S |
|---|---|
| Series | MIJ ISO 6432 mini cylinder |
| Bore size | Ø10 mm |
| Stroke | 125 mm |
| Acting type | Double acting, adjustable stroke |
| Port size | M5×0.8 |
| Rod thread | M4×0.7 |
| 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 200 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 | 39 N | 33 N |
| 0.7 MPa | 55 N | 46 N |
| Max (@1.0 MPa) | 8 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MIJ | ISO 6432 round-body mini cylinder (adjustable-stroke). |
|---|---|
| 10 | Bore size in mm. |
| ×125 | Stroke length in mm. |
| -50 | 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 (adjustable stroke ±cushion). Back covers CA / U / R / CM. Mounting LB / FA / SDB / TC.
Use the 50 mm extend adjustment to fine-tune a 2 kg inspection probe contact point, hitting exact tolerances across different part batches without machining new stops.
Push lightweight components varying distances down a line by dialing the forward end position between 75 mm and 125 mm to manage changeovers rapidly.
Leverage the 39.3 N push force and stainless build to precisely lower a dispense nozzle in washdown environments, trimming the stroke to prevent crush damage.
When sizing this 10 mm bore actuator, consider the adjacent bores if your force requirements shift: the smaller MIJ8 provides 25.1 N push at 0.5 MPa, while the larger MIJ12 offers 56.5 N. The integrated 50 mm stop screw is ideal for staging feeds or setting precise stops during setup, but note this mechanism only trims the extend end and acts as a bumper, not a mid-stroke lock. The piston will drift on air loss, so fit an external rod lock or pilot check valve if you need to hold a load vertically.
This -S variant includes a piston magnet for CMSG, DMSG, or EMSG sensors. Mounting options include LB foot, FA flange, and TC trunnion brackets, along with CA, U, R, or CM back covers, but the SDB pivot block is not available for this adjustable-stroke series.
Quick checklist
This 10 mm bore cylinder uses an M5x0.8 air port. At 0.5 MPa it pushes with 39.3 N and pulls with 33 N. At 0.7 MPa it pushes 55 N and pulls 46.1 N. The theoretical maximum force is 8 kgf at 1.0 MPa.
An external stop screw shortens the extend stroke by up to 50 mm, allowing you to set the forward end position between 75 mm and 125 mm; the retract stroke remains full. The -S suffix means a built-in piston magnet is present for CMSG, DMSG, or EMSG sensors.
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