
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC40X10SU is a genuine double acting + cushion round-body mini air cylinder with a Ø40mm bore and 10mm stroke, 1/4" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Delivering 628.3 N of push force at 0.5 MPa, the AirTAC MIC40X10SU is a robust double-acting round-body mini cylinder built for high-speed actuation. It features a stainless-steel barrel and rod that resist mild corrosion and washdown environments. Unlike standard bumper models, this unit integrates an adjustable air cushion at both ends, allowing you to needle-set the deceleration to absorb end-of-stroke shock and reduce noise. The 1/4" port and 10 mm stroke provide rapid, precise movement for heavy loads.
This 40 mm bore variant yields a safe working load of roughly 377 N, capable of lifting about 32 kg vertically with a 2:1 safety margin. Because it includes the -S magnet, you can mount CMSG, DMSG, or EMSG sensors for position detection. The U-style back cover offers a 90-degree mounting orientation, while the riveted construction ensures a compact, leak-free footprint.
| Model | Airtac MIC Cushioned Mini Cylinder MIC40X10SU |
|---|---|
| Series | MIC mini cylinder |
| Bore size | Ø40 mm |
| Stroke | 10 mm |
| Acting type | Double acting + cushion |
| Port size | 1/4" |
| Rod thread | M12×1.25 |
| 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. Note: the Ø40 bore is a larger, non-ISO-6432 size.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 628 N | 528 N |
| 0.7 MPa | 880 N | 739 N |
| Max (@1.0 MPa) | 128 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MIC | round-body mini cylinder (double-acting, variable cushion). |
|---|---|
| 40 | Bore size in mm. |
| ×10 | Stroke length in mm. |
| -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.
Ideal for rapidly clamping heavy metal components in machining fixtures, using the 628.3 N push force and adjustable cushion to prevent workpiece damage.
Handles fast product diverting on packaging lines where the 10 mm stroke and needle-set cushion absorb the repetitive shock of high-cycle operations.
Acts as a robust stopper on food-grade conveyors, leveraging the stainless steel construction for mild corrosion resistance in damp environments.
When sizing this actuator, consider both the force and the speed. If your application requires less push, stepping down to the MIC32 bore provides 402.2 N at 0.5 MPa, whereas the MIC40X10SU is the largest available bore in this series with no larger option. The adjustable air cushion is essential when operating at the upper end of the 30-800 mm/s speed range, as it prevents harsh impacts on your machinery.
Keep in mind that the air cushion only decelerates the piston near the stroke end; it does not function as a brake or lock. If your system loses air, the piston will drift, so you must install an external rod lock or pilot-operated check valve to hold a suspended load securely. The integrated -S magnet supports position sensing, and you can utilize LB foot, FA flange, or TC trunnion mounts alongside the U back cover.
Quick checklist
This 40 mm bore cylinder features a 1/4" port and a 16 mm rod. At 0.5 MPa it provides 628.3 N push and 527.8 N pull. At 0.7 MPa it delivers 879.6 N push and 738.9 N pull. The theoretical maximum force is 128.1 kgf at 1.0 MPa.
No, the adjustable air cushion only decelerates the piston near the end of the stroke to reduce shock; it is not a brake or lock. If air is lost, the piston will drift. To hold a load vertically, you must use an external rod lock or pilot check valve. The -S magnet allows CMSG, DMSG, or EMSG sensors to confirm position.
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