
The AirTAC Airtac MICJ Adjustable Mini Cylinder MICJ25X30-10 is a genuine double acting, adjustable stroke + cushion 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 makes it a compact drop-in for standard mini-cylinder fixtures.
Trim the forward stop by up to 10 mm on site without swapping hardware using the AirTAC MICJ25X30-10. This double-acting round-body mini cylinder pairs that external extend adjuster with a needle-set variable air cushion at both ends, letting you dial in the exact 20-30 mm forward position while soaking up high-speed shock. The stainless-steel barrel and Ø10 mm piston rod shrug off mild washdown corrosion, and the 1/8" port feeds a bore that pushes 245.3 N at 0.5 MPa.
Built to the ISO 6432 mounting interface, it drops directly into standard mini brackets and clevises. It delivers a computed safe working load of roughly 147 N, moving about 12.5 kg vertically with a 2:1 safety margin. Note that this specific SKU lacks a magnet, so it cannot host CMSG, DMSG or EMSG sensors.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ25X30-10 |
|---|---|
| Series | MICJ ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 30 mm |
| Acting type | Double acting, adjustable stroke + cushion |
| 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 | Variable air cushion, both ends |
| 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 | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 245 N | 206 N |
| 0.7 MPa | 344 N | 289 N |
| Max (@1.0 MPa) | 50 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MICJ | ISO 6432 round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 25 | Bore size in mm. |
| ×30 | Stroke length in mm. |
| -10 | 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.
Dial in the 20-30 mm extend stroke to deflect packages precisely on a conveyor, relying on the 245.3 N push force and end cushions to absorb the high-speed impact.
Set the exact forward stop for pressing small bearings, using the dual air cushions to prevent end-of-stroke shock while delivering a safe working load of 147 N.
Trim the extend position on the fly for varying vial heights; the stainless construction handles mild washdowns while the cushions soften the 30 mm forward move.
When sizing this 25 mm bore, dropping down to the 20 mm MICJ drops the 0.5 MPa push force to 157 N, while stepping up to the 32 mm bore raises it to 402 N. Choose this 25 mm frame when you need roughly 147 N of safe working force combined with a fast, settable extend position that the dual air cushions can safely decelerate. The external screw trims the extend end only and is not a mid-stroke lock; if your application must hold a load on air loss, add an external rod lock or pilot check valve. Mount via LB foot, FA flange or TC trunnion, as the SDB pivot block is not offered on this adjustable variant.
Quick checklist
This 25 mm bore cylinder uses a 1/8" port and delivers a push force of 245.3 N and a pull force of 206.1 N at 0.5 MPa. At 0.7 MPa, push increases to 343.4 N and pull to 288.5 N. The theoretical maximum force is 50 kgf at 1.0 MPa.
An external screw shortens the extend stroke by up to 10 mm on site, while a needle valve adjusts the variable air cushion at both ends to decelerate the piston near the stroke limits. This SKU has no magnet and cannot take a sensor; adding an -S magnet enables CMSG, DMSG and EMSG switches.
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