
The AirTAC MICJ Adjustable Mini Cylinder MICJ16X125-40 is a genuine double acting, double rod, adjustable stroke + cushion round-body mini air cylinder with a Ø16mm 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 fits standard ISO 6432 mini-cylinder mounting interfaces.
Dial in a precise forward stop on-site with the AirTAC MICJ16X125-40, a 16 mm bore stainless-steel round-body mini cylinder. An external stop screw shortens the extend stroke by up to 40 mm, giving a usable forward range of 85-125 mm, while a needle-adjustable air cushion at both ends absorbs high-speed shock. It conforms to the ISO 6432 mounting interface for straightforward bracket interchange.
The stainless barrel and piston rod supply mild washdown resistance. This SKU lacks a magnet, so it cannot host CMSG/DMSG/EMSG sensors; add the -S variant for position detection. The M5×0.8 port and M6x1.0 male rod thread match standard mini fittings.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ16X125-40 |
|---|---|
| Series | MICJ ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 125 mm |
| Acting type | Double acting, double rod, adjustable stroke + cushion |
| Port size | M5×0.8 |
| Rod thread | M6×1.0 |
| 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 | Force (both ways) |
|---|---|
| 0.5 MPa | 86 N |
| 0.7 MPa | 121 N |
| Max (@1.0 MPa) | 18 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).
| MICJ | ISO 6432 round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 16 | Bore size in mm. |
| ×125 | Stroke length in mm. |
| -40 | 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.
Uses the adjustable air cushion to decelerate the 125 mm stroke at high speed, preventing web tears on packaging machinery.
Sets a precise forward position for a 5.1 kg liquid dispensing head, relying on the stainless body for mild corrosion resistance.
The external stop screw and dual cushions shine in fast set-position tasks where you must tune the impact without swapping hardware. Remember the stop screw sets the end position but is not a mid-stroke lock; the piston will drift on air loss, so fit an external rod lock or pilot check valve to hold a suspended load.
Mount using LB foot, FA flange or TC trunnion brackets (SDB pivot-block is not available on this adjustable-stroke build). Back covers include CA, U, R and CM. Because this specific code has no -S suffix, it cannot accept magnetic sensors.
Quick checklist
At 0.5 MPa it pushes 100.5 N and pulls 86.4 N. At 0.7 MPa it pushes 140.7 N and pulls 120.9 N. The theoretical max force is 20.5 kgf at 1.0 MPa. This 16 mm bore cylinder uses an M5×0.8 port.
An external screw shortens the extend stroke by up to 40 mm (retract stays full), while needle valves tune the air cushion at both ends to absorb high-speed shock. This SKU has no magnet and cannot take CMSG/DMSG/EMSG sensors; choose the -S variant for sensing. The cushion only decelerates near stroke end and is not a lock.
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