
The AirTAC MICJ Adjustable Mini Cylinder MICJ40X200-75S is a genuine double acting, double rod, adjustable stroke + cushion round-body mini air cylinder with a Ø40mm bore and 200mm stroke, 1/4" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Dial in the forward stop on-site without swapping cylinders: the AirTAC MICJ40X200-75S uses an external screw to shorten the extend end position by up to 75 mm, giving a usable forward range of 125 to 200 mm. This 40 mm round-body stainless mini cylinder pairs that set-position flexibility with an adjustable air cushion at both ends, letting you soak up high-speed shock precisely as the piston reaches its trimmed destination.
The 1/4" port feeds the 16 mm rod, and because this SKU includes the -S magnet, it is fully ready for CMSG, DMSG, or EMSG position sensing.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ40X200-75S |
|---|---|
| Series | MICJ mini cylinder |
| Bore size | Ø40 mm |
| Stroke | 200 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. |
| ×200 | Stroke length in mm. |
| -75 | 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.
Diverts heavy cartons on a packaging line at speed, relying on the dual adjustable air cushions to bring the 16 mm rod to a soft stop at the trimmed 125 mm position.
Shifts loaded pallets into a strapping station, using the -S magnet and DMSG sensors to confirm the extend end position before the strapper cycles.
When sizing this 40 mm bore, dropping down to the 32 mm variant cuts the 0.5 MPa push force to 402.2 N, while stepping up is not an option as this is the largest MICJ size available. The adjustable stop and dual air cushions shine in fast set-position moves where you need to trim the extend stroke by up to 75 mm and control the impact at the end of travel.
Mounting options include LB foot, FA flange, and TC trunnion, but note that the SDB pivot-block is not offered on this adjustable-stroke build. The stop screw sets the end position but does not function as a mid-stroke lock; if you need to hold a load on air loss, add an external rod lock or pilot check valve.
Quick checklist
This 40 mm bore cylinder features a 1/4" air port and a 16 mm rod. The theoretical maximum force is 128.1 kgf at 1.0 MPa.
An external screw shortens the extend stroke by up to 75 mm on-site, while the needle-set adjustable air cushion at both ends decelerates the piston near the end of travel to absorb high-speed shock. The -S designation means a piston magnet is built-in, allowing you to mount CMSG, DMSG, or EMSG sensors for position detection.
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