
The AirTAC Airtac MICJ Adjustable Mini Cylinder MICJ20X150-10 is a genuine double acting, adjustable stroke + cushion round-body mini air cylinder with a Ø20mm bore and 150mm stroke, 1/8" air ports and a stainless-steel barrel and rod for mildly corrosive environments. Its ISO 6432 mounting interface makes it a compact drop-in for standard mini-cylinder fixtures.
Trim the forward stop by up to 10 mm on site with the AirTAC MICJ20X150-10, a double-acting round-body mini cylinder that pairs a 150 mm extend adjustment with needle-set air cushions at both ends. You dial in the exact extend position without swapping cylinders, while the cushion absorbs high-speed impact. The stainless-steel barrel and M8 rod resist mild corrosion and washdown environments.
Built to the ISO 6432 mounting interface for Ø20 bores, it pushes with 157 N and pulls with 131.9 N at 0.5 MPa. For a practical setup, expect a safe working load around 94 N, which means it can vertically lift about 8 kg with a 2:1 safety margin. This SKU lacks a magnet, so it cannot host CMSG, DMSG, or EMSG sensors. Air connects via a 1/8" port.
| Model | Airtac MICJ Adjustable Mini Cylinder MICJ20X150-10 |
|---|---|
| Series | MICJ ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 150 mm |
| Acting type | Double acting, adjustable stroke + cushion |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 157 N | 132 N |
| 0.7 MPa | 220 N | 185 N |
| Max (@1.0 MPa) | 32 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MICJ | ISO 6432 round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 20 | Bore size in mm. |
| ×150 | Stroke length in mm. |
| -10 | 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.
Dial in the 140-150 mm extend reach to clamp delicate aluminum parts, using the 94 N safe working load to secure them without crushing the material.
Rapidly divert light cartons on a packaging line at up to 800 mm/s, relying on the needle-set air cushions to soak up the end-of-stroke shock.
Hoist small access doors or bins weighing up to 8 kg, tweaking the 10 mm forward stop to perfectly seat the gate without rigid mechanical collars.
When sizing this 20 mm bore, dropping down to a 16 mm version cuts the 0.5 MPa push force to 100.5 N, while stepping up to a 25 mm bore raises it to 245.3 N. The 10 mm extend stop screw and dual air cushions shine in fast set-position moves where you need to tweak the forward end and soften the stop without external shock absorbers. Remember that the stop screw sets the end position but is not a mid-stroke lock; the piston will drift on air loss, so add an external rod lock or pilot check valve for held loads. Use LB, FA, or TC mounts (SDB is unavailable here), and note that this non-magnet SKU cannot take sensors.
Quick checklist
At 0.5 MPa it pushes with 157 N and pulls with 131.9 N. At 0.7 MPa the push is 219.8 N and pull is 184.7 N. The theoretical maximum force is 32 kgf at 1.0 MPa. This 20 mm bore cylinder uses a 1/8" air port.
An external screw shortens the extend stroke by up to 10 mm, letting you set the forward end position on site. Needle valves adjust the air cushion at both ends to decelerate the piston at high speed. This cushion only softens the stop; it is not a brake. The cylinder does not hold position on air loss, and since this SKU lacks a magnet, it cannot be used with sensors.
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