
The AirTAC MICJ Adjustable Mini Cylinder MICJ40X60-40STC is a genuine double acting, double rod, adjustable stroke + cushion round-body mini air cylinder with a Ø40mm bore and 60mm stroke, 1/4" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Shave up to 40 mm off the forward end position on-site with the AirTAC MICJ40X60-40STC, a round-body stainless-steel mini cylinder built for double-acting service. An external stop screw dials in the extend stop from 20 to 60 mm without swapping hardware, while a needle-set variable air cushion at both ends soaks up high-speed shock. The 1/4" port feeds a 16 mm piston rod, and the built-in magnet (-S) supports CMSG, DMSG, and EMSG switches.
The stainless barrel and rod resist mild corrosion and washdown environments. Because it is a 40 mm bore, it uses a non-ISO-6432 round-body interface rather than a mini mounting footprint.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ40X60-40STC |
|---|---|
| Series | MICJ mini cylinder |
| Bore size | Ø40 mm |
| Stroke | 60 mm |
| Acting type | Double acting, double rod, adjustable stroke + cushion |
| Port size | 1/4" |
| Rod thread | M12×1.25 |
| 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. Note: the Ø40 bore is a larger, non-ISO-6432 size.
| Pressure | Force (both ways) |
|---|---|
| 0.5 MPa | 528 N |
| 0.7 MPa | 739 N |
| Max (@1.0 MPa) | 108 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 | round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 40 | Bore size in mm. |
| ×60 | 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.
Halting pallets on a washdown line where the stainless build resists moisture, and the needle cushion absorbs the 32 kg impact at stroke end.
Applying a tuned downward press force, using the extend adjuster to set a precise 45 mm working depth instead of the full 60 mm travel.
There is no larger MICJ frame above 40 mm. The adjustable stop plus dual cushions shine in fast set-position moves where you must tune the impact. Mount via the included TC trunnion (SDB pivot-block is not offered on this adjustable variant). Remember the stop screw sets the end position but is not a mid-stroke lock; the piston will drift on air loss, so add an external rod lock or pilot check valve to hold a suspended load.
Quick checklist
This double-acting cylinder pushes 628.3 N and pulls 527.8 N at 0.5 MPa. At 0.7 MPa it pushes 879.6 N and pulls 738.9 N. The theoretical maximum force is 128.1 kgf at 1.0 MPa. It uses a 1/4" air port and a 16 mm rod with an M12x1.25 male thread.
An external screw shortens the extend stroke by up to 40 mm on-site, and a needle valve adjusts the air cushion at both ends to decelerate high-speed impacts. The -S magnet enables position sensing. The stop screw is not a mid-stroke lock, and the cushion only decelerates; the piston drifts on air loss, so use an external rod lock to hold a load.
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