
The AirTAC MIJ Adjustable Cylinder MIJ16X70-30S is a genuine double acting, double rod, adjustable stroke round-body mini air cylinder with a Ø16mm bore and 70mm 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.
Dial in your forward end position on the fly with the AirTAC MIJ16X70-30S, a round-body stainless steel mini cylinder built for double-acting operation. An external stop screw lets you shorten the extend stroke by up to 30 mm on site, providing a usable forward range of 40 to 70 mm without swapping parts. Retract remains at the full 70 mm. The stainless barrel and piston rod supply mild corrosion and washdown resistance, while the M5×0.8 port and M6x1.0 male rod thread drop directly into standard ISO 6432 mini-cylinder mounting interfaces.
Fixed TPU bumper pads decelerate the piston at the stroke ends, operating at speeds from 30 to 800 mm/s. Because this SKU includes the -S magnet, it is fully ready for CMSG, DMSG, or EMSG position sensing.
| Model | Airtac MIJ Adjustable Cylinder MIJ16X70-30S |
|---|---|
| Series | MIJ ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 70 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. |
| ×70 | Stroke length in mm. |
| -30 | 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.
Fine-tune the extend stroke by up to 30 mm to dial in exact shot sizes or dispense volumes without machining new hard stops.
Absorb part-to-part dimensional variance in a light assembly press by trimming the forward end position within the 40-70 mm range.
The 30 mm adjustment window is ideal for taking up mechanical tolerances or staging feeds during setup, letting one part number cover several intermediate stops. You can mount via LB foot, FA flange, or TC trunnion, but note the SDB pivot-block is not available on this adjustable variant.
Remember that the stop screw sets the end position but acts purely as a mechanical stop, not a mid-stroke lock. The cylinder will drift on air loss or when a valve is centered, so you must use an external rod lock or pilot-operated check valve to hold a suspended load safely.
Quick checklist
The theoretical maximum force at 1.0 MPa is 20.5 kgf.
The external stop screw shortens the extend stroke by up to 30 mm, setting the forward end position without affecting the full retract. The -S suffix indicates a built-in piston magnet for CMSG, DMSG, or EMSG sensors. Fixed TPU bumpers cushion the stroke ends.
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