
The AirTAC MIJ Adjustable Cylinder MIJ16X50-20 is a genuine double acting, double rod, adjustable stroke round-body mini air cylinder with a Ø16mm bore and 50mm 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 a precise forward end position on-site with the AirTAC MIJ16X50-20, 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 20 mm, providing a usable forward range of 30 to 50 mm without swapping parts, while retract remains at the full 50 mm.
The riveted stainless barrel and Ø6 mm piston rod offer mild corrosion resistance for washdown environments, and the M5×0.8 port ensures adequate air flow. It conforms to the ISO 6432 mounting interface for standard mini brackets. This SKU lacks a magnet and cannot accept position sensors; adding the -S option enables CMSG, DMSG, or EMSG switches. Fixed TPU bumper pads absorb end-of-stroke impacts across the 30-800 mm/s speed range.
| Model | Airtac MIJ Adjustable Cylinder MIJ16X50-20 |
|---|---|
| Series | MIJ ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 50 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. |
| ×50 | 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.
Acts as a retractable flow stop that handles roughly 5.1 kg of vertical load, with the adjustable forward end allowing operators to change the gating position for various carton sizes.
Pushes lightweight components into a machining zone, dialing the extend stroke back by up to 20 mm to accommodate staggered part lengths without changing the cylinder.
The 20 mm adjustment window is highly useful for taking up mechanical tolerances or staging feeds, allowing one part number to cover several intermediate stops. Mount using LB foot, FA flange, or TC trunnion brackets, as the SDB pivot block is not available for this adjustable variant.
Remember that the external screw only trims the extend end point; it is not a mid-stroke lock. The cylinder will drift and drop its load on air loss, so fit an external rod lock or pilot-operated check valve if you need to hold a suspended load safely.
Quick checklist
The theoretical maximum force is 20.5 kgf at 1.0 MPa, and the air port is M5×0.8.
The external stop screw shortens the extend stroke by up to 20 mm, giving a usable forward range of 30 to 50 mm, while retract remains full. The screw only sets the end position and does not lock the piston; the cylinder will drift on air loss. This non-S SKU also lacks a magnet, so it cannot accept CMSG or DMSG sensors.
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