
The AirTAC MIJ Adjustable Cylinder MIJ25X50-50STC is a genuine double acting, double rod, adjustable stroke round-body mini air cylinder with a Ø25mm bore and 50mm 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.
Dial in your forward end position on-site with the AirTAC MIJ25X50-50STC, a double-acting round-body stainless mini cylinder. An external stop screw shortens the extend stroke by up to 50mm, letting you cover multiple stop distances with one part number. The retract stroke remains full. Built with a stainless-steel barrel and Ø10mm rod, it withstands mild corrosion and washdown environments. It uses the ISO 6432 mounting interface for standard mini brackets.
Air connects via a 1/8" port, and the male rod thread is M10x1.25. Because this SKU includes the -S magnet, it supports CMSG, DMSG, and EMSG sensors for position detection.
| Model | Airtac MIJ Adjustable Cylinder MIJ25X50-50STC |
|---|---|
| Series | MIJ ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 50 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. |
| ×50 | 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 (double rod, adjustable stroke ±cushion). Back covers CA / U / R / CM. Mounting LB / FA / SDB / TC.
Fine-tune the forward tucking position on a packaging line for various box heights, relying on the 12.5kg vertical lift capacity to fold flaps accurately.
The 50mm adjustment window is ideal for taking up mechanical tolerances during setup or staging feeds without machining new hard stops. This unit includes a TC trunnion mount; note that the SDB pivot-block is not available on this adjustable-stroke variant.
Remember that the stop screw only sets the extend end position—it is not a mid-stroke lock. The cylinder will drift and the piston will move if air pressure is lost. To hold a load securely during an air loss event, install an external rod lock or a pilot-operated check valve. Fixed TPU bumper pads decelerate the stroke end, operating at speeds of 30-800mm/s.
Quick checklist
This Ø25mm bore cylinder features a 1/8" port and an M10x1.25 male rod thread.
An external stop screw shortens the extend stroke by up to 50mm on-site, but the retract stroke remains full. The screw only sets the end position and is not a mid-stroke lock. The included -S magnet allows you to mount CMSG, DMSG, or EMSG sensors for position detection.
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