
The AirTAC MICJ Adjustable Mini Cylinder MICJ16X300-50 is a genuine double acting, double rod, adjustable stroke + cushion round-body mini air cylinder with a Ø16mm bore and 300mm 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 stop on-site with the AirTAC MICJ16X300-50, a stainless-steel round-body mini cylinder that shortens the extend stroke by up to 50 mm via an external screw. It uses the ISO 6432 mounting interface for straightforward bracket integration.
Beyond setting the end position, a needle-adjustable air cushion at both ends absorbs high-speed impact, operating reliably at 30-800 mm/s. The stainless barrel and rod resist mild washdown corrosion. Note that this specific SKU lacks a magnet and cannot host CMSG, DMSG, or EMSG sensors; the stop screw decelerates the stroke but does not lock the load mid-travel.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ16X300-50 |
|---|---|
| Series | MICJ ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 300 mm |
| Acting type | Double acting, double rod, adjustable stroke + cushion |
| 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 | 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.
| 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).
| MICJ | ISO 6432 round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 16 | Bore size in mm. |
| ×300 | Stroke length in mm. |
| -50 | 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.
Trim the 50 mm extend stop to push a 60 N payload into a caliper gauge, relying on the dual air cushions to prevent bounce at 800 mm/s.
Actuate a lightweight routing flap on a packaging line; the stainless build handles mild splash while the adjustable forward end times the divert arc.
When sizing this 16 mm bore, dropping down is not an option for a cushioned adjustable stroke, as smaller bores in this series use bumpers instead. Stepping up to the Ø20 bore raises the 0.5 MPa push force to 157 N if your payload exceeds the roughly 5.1 kg vertical lift capacity of this model. The 50 mm extend adjuster is ideal for tuning fast set-position moves without swapping hardware.
Because the air cushion only decelerates near the stroke end and the piston drifts on air loss, add an external pilot check valve or rod lock if you need to hold a suspended load. Mount via LB foot, FA flange, or TC trunnion (SDB pivot-block is unavailable here). To add position sensing, you must select the -S magnet variant of this cylinder.
Quick checklist
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 screw shortens the extend stroke by up to 50 mm (usable extend 250-300 mm), while needle valves adjust the air cushions at both ends to absorb high-speed shock. This SKU has no magnet for sensors. The cushion only decelerates near the end; it does not lock the piston, so use an external rod lock to hold a load on air loss.
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