
The AirTAC MIJ Adjustable Cylinder MIJ16X30-20S is a genuine double acting, double rod, adjustable stroke round-body mini air cylinder with a Ø16mm bore and 30mm 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.
Trimming the forward end position by up to 20 mm on-site, the AirTAC MIJ16X30-20S lets you fine-tune the extend stroke from 30 mm down to 10 mm without changing the cylinder itself. This stainless-steel, round-body mini cylinder is double-acting, uses an M5×0.8 port, and conforms to the ISO 6432 mounting interface for straightforward bracket interchangeability.
The -S suffix indicates a built-in piston magnet for CMSG, DMSG, or EMSG position sensing, while fixed TPU bumper pads decelerate the stroke ends.
| Model | Airtac MIJ Adjustable Cylinder MIJ16X30-20S |
|---|---|
| Series | MIJ ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 30 mm |
| Acting type | Double acting, double rod, adjustable stroke |
| 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 | Fixed TPU bumper pads |
| 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).
| MIJ | ISO 6432 round-body mini cylinder (adjustable-stroke). |
|---|---|
| 16 | Bore size in mm. |
| ×30 | 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 (double rod, adjustable stroke ±cushion). Back covers CA / U / R / CM. Mounting LB / FA / SDB / TC.
Adapt a parts pusher on the fly for different product runs by shortening the forward stroke up to 20 mm, avoiding the need to swap out entire cylinders.
This Ø16 size hits a solid middle ground, and its external stop screw is ideal for taking up mechanical tolerances or handling changeover jobs where multiple extend stops are needed from one part number. The adjuster trims the extend end only, as retract remains full.
Because a standard cylinder drifts on air loss, this stop screw sets the end position but does not act as a mid-stroke lock or brake. For held loads, install an external rod lock or pilot check valve. Mounting options include LB foot, FA flange, and TC trunnion (the SDB pivot block is not offered on this adjustable variant), and sensors require the -S magnet fitted here.
Quick checklist
It features an M5×0.8 port and a Ø6 mm rod. At 0.5 MPa the push force is 100.5 N and pull is 86.4 N. At 0.7 MPa push is 140.7 N and pull is 120.9 N. The theoretical maximum force is 20.5 kgf at 1.0 MPa.
An external stop screw shortens the extend stroke by up to 20 mm on-site, while retract remains full. The screw sets the end position but is not a mid-stroke lock. The -S suffix means it has a built-in magnet for CMSG, DMSG, or EMSG sensors.
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