
The AirTAC MICJ Adjustable Mini Cylinder MICJ40X175-100S is a genuine double acting, double rod, adjustable stroke + cushion round-body mini air cylinder with a Ø40mm bore and 175mm stroke, 1/4" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Trim the forward stop by up to 100 mm on site without swapping hardware using the AirTAC MICJ40X175-100S. This round-body stainless steel mini cylinder pairs a 1/4" port and M12x1.25 male rod thread with a needle-set variable air cushion at both ends to soak up high-speed shock.
Because the -S suffix includes a built-in piston magnet, you can mount CMSG, DMSG or EMSG sensors for position detection. The stainless barrel and rod resist mild washdown corrosion, and the external screw sets the extend end position only.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ40X175-100S |
|---|---|
| Series | MICJ mini cylinder |
| Bore size | Ø40 mm |
| Stroke | 175 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. |
| ×175 | Stroke length in mm. |
| -100 | 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.
Stop large inbound pallets on a high-speed line, relying on the adjustable air cushion to absorb the kinetic energy smoothly.
Tuck heavy corrugated flaps at high cycle rates, tweaking the forward position by up to 100 mm to match varying box depths.
When sizing this 40 mm bore, stepping down to the 32 mm variant drops the 0.5 MPa push force to 402.2 N, while no larger ISO standard bore exists in this mini family. Choose this model when you need fast, repeatable set-position moves where the 100 mm extend adjuster and dual cushions prevent harsh end impacts.
Mount via LB foot, FA flange or TC trunnion, noting the SDB pivot-block is not offered on this adjustable variant. Remember that the stop screw and air cushion only decelerate near the stroke end; they do not act as a mid-stroke lock. If your application must hold a load on air loss, install an external rod lock or pilot-operated check valve.
Quick checklist
An external screw shortens the extend stroke by up to 100 mm, giving a usable forward range of 75-175 mm, while the needle-set variable air cushion at both ends decelerates the piston to reduce shock. The -S magnet enables CMSG, DMSG or EMSG sensors for position feedback.
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