
The AirTAC MIJ Adjustable Cylinder MIJ25X60-20 is a genuine double acting, double rod, adjustable stroke round-body mini air cylinder with a Ø25mm bore and 60mm 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 a precise forward end position on-site with the AirTAC MIJ25X60-20, a double-acting round-body mini cylinder featuring a 20 mm extend-stroke adjustment window. An external stop screw lets you shorten the forward stroke from its 60 mm nominal length down to 40 mm, absorbing setup tolerances and accommodating multiple stopping points from a single part number without changing the cylinder. Retract remains at the full stroke length.
Built with a stainless-steel barrel and piston rod, this riveted construction resists mild corrosion and washdown environments while conforming to the ISO 6432 mounting interface for standard mini brackets. The 1/8" port and M10x1.25 male rod thread handle robust airflow and mounting, while fixed TPU bumper pads decelerate the stroke ends across the 30-800 mm/s speed range.
| Model | Airtac MIJ Adjustable Cylinder MIJ25X60-20 |
|---|---|
| Series | MIJ ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 60 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. |
| ×60 | Stroke length in mm. |
| -20 | 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 40-60 mm extend stroke to push varying carton sizes onto divert lanes without repositioning the cylinder bracket.
Press small bearings or pins to a precise depth using the external stop screw, ensuring the 12.5 kg load capacity is not exceeded.
The 20 mm external adjuster is ideal for taking up mechanical tolerances during changeovers, letting you fine-tune the extend endpoint without swapping hardware. Mount using LB foot, FA flange, or TC trunnion brackets—note the SDB pivot block is not offered on this adjustable variant. Because this specific SKU lacks the -S magnet, it cannot accept CMSG, DMSG, or EMSG sensors; choose the -S version if you require position sensing.
Keep in mind the stop screw only sets the forward end position; it is not a mid-stroke lock. The cylinder will drift and drop its load on air loss, as the fixed TPU bumpers only soften the impact at the stroke extremes. For holding a suspended load vertically, integrate an external rod lock or pilot-operated check valve into your circuit.
Quick checklist
This 25 mm bore cylinder uses a 1/8" port. The theoretical maximum force is 50 kgf at 1.0 MPa.
An external stop screw shortens the extend stroke by up to 20 mm on-site; retract remains full. This SKU has no -S magnet, so it cannot take sensors. The stop screw is not a mid-stroke lock, and the cylinder drifts on air loss—use a pilot check valve to hold loads.
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