
The AirTAC Airtac MICJ Adjustable Mini Cylinder MICJ32X75-20SG is a genuine double acting, adjustable stroke + cushion round-body mini air cylinder with a Ø32mm bore and 75mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Dial in the forward stop on site with the MICJ32X75-20SG, a double-acting round-body mini cylinder that lets an external screw shorten the extend stroke by up to 20 mm (usable forward range 55-75 mm) while keeping full retract. A needle-set adjustable air cushion at both ends soaks up high-speed shock so you control both the end position and the impact. The stainless-steel barrel and Ø12 mm piston rod resist mild corrosion and washdown, and the built-in magnet (-S) supports CMSG, DMSG and EMSG sensors.
At 0.5 MPa this 32 mm bore delivers 402.2 N push and 345.6 N pull, peaking at an 82 kgf theoretical maximum at 1.0 MPa. For a safe vertical lift with a 2:1 margin, expect it to move about 20.5 kg, or roughly 241 N as a general safe working load. Air connects via a 1/8" port (PT standard, G optional) and the male rod thread is M10x1.25. Note that Ø32 is a non-ISO-6432 size, so it is strictly a round-body mini format, not a tie-rod or profile cylinder.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ32X75-20SG |
|---|---|
| Series | MICJ mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 75 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. Note: the Ø32 bore is a larger, non-ISO-6432 size.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 346 N |
| 0.7 MPa | 563 N | 484 N |
| Max (@1.0 MPa) | 82 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MICJ | round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 32 | Bore size in mm. |
| ×75 | Stroke length in mm. |
| -20 | 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.
Trim the extend stop by up to 20 mm to hit the exact lane angle without machining spacers, while the air cushion absorbs the shock of fast 402.2 N routing moves.
Dial in the 55-75 mm forward reach for varying box sizes; the stainless build handles washdown and the needle cushion prevents slamming at high speed.
Push a 20.5 kg vertical load into a fixture safely; the external screw lets you fine-tune the bottom position so you never over-travel the part.
If 402.2 N push at 0.5 MPa is too much, step down to the Ø25 bore (245.3 N push); if you need more power, the Ø40 bore yields 628.3 N. The 20 mm extend adjuster plus dual cushions shine in fast set-position moves where you must trim the forward stop without swapping hardware. Remember the stop screw only sets the end position—it is not a mid-stroke lock, and the cushion only decelerates. If the load must hold on air loss, add an external rod lock or pilot check valve.
For mounting, choose LB foot, FA flange or TC trunnion; the SDB pivot-block is not available on this adjustable variant. Because this SKU includes the -S magnet, you can fit CMSG, DMSG or EMSG switches for position sensing.
Quick checklist
This 32 mm bore double-acting cylinder pushes 402.2 N and pulls 345.6 N at 0.5 MPa. At 0.7 MPa it pushes 563 N and pulls 483.8 N. The theoretical maximum force is 82 kgf at 1.0 MPa. The air port is 1/8" (PT standard, G optional) and the male rod thread is M10x1.25.
An external screw shortens the extend stroke by up to 20 mm (retract stays full), letting you set the forward end position on site. A needle-set adjustable air cushion at both ends decelerates the piston near stroke ends to absorb high-speed shock. The screw is not a mid-stroke lock and the cylinder will drift on air loss; use an external rod lock or pilot check valve to hold a load. The -S magnet enables CMSG, DMSG and EMSG sensors.
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