
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC20X500CA is a genuine double acting + cushion round-body mini air cylinder with a Ø20mm bore and 500mm 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.
Handling a 500 mm travel requirement, this AirTAC MIC20X500CA stainless steel round-body mini cylinder brings adjustable air cushions to both stroke ends. By turning the cushion needle, you decelerate the piston at high speeds to eliminate end-of-travel shock, a clear upgrade over fixed bumper models. The CA rear pivot cover provides a clevis mount, while the 1/8 inch port feeds the Ø8 mm piston rod.
Operating as a double-acting actuator, it generates 157 N of push force and 131.9 N of pull force at 0.5 MPa. This translates to a safe working load of roughly 94 N, allowing it to lift about 8 kg vertically with a 2:1 safety margin. The stainless barrel and rod resist mild corrosion and washdown environments. Note that this specific SKU lacks a magnet, so it cannot accept CMSG, DMSG, or EMSG sensors without upgrading to the -S variant.
| Model | Airtac MIC Cushioned Mini Cylinder MIC20X500CA |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 500 mm |
| Acting type | Double acting + 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.
| MIC | ISO 6432 round-body mini cylinder (double-acting, variable cushion). |
|---|---|
| 20 | Bore size in mm. |
| ×500 | 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.
Pushes packages across a wide conveyor belt using the full 500 mm stroke, relying on the adjustable cushion to stop the 157 N thrust smoothly without slamming.
Raises lightweight totes weighing up to 8 kg, using the CA clevis mount to pivot naturally while the stainless rod withstands mildly humid storage conditions.
Unwinds packaging film over the extended 500 mm travel, where tuning the needle valve prevents tension spikes and jerky deceleration at high cycle speeds.
Choosing this 500 mm stroke means moving beyond the standard maximum travel for the Ø20 bore, classifying it as a non-standard stroke configuration that may require extended lead times. If your application needs less force, the smaller Ø16 bore provides 100.5 N push at 0.5 MPa but relies on a fixed bumper rather than an adjustable cushion. For heavier loads, stepping up to the Ø25 bore yields 245.3 N push at 0.5 MPa.
The adjustable cushion shines when moving heavy loads at high speeds up to 800 mm/s, preventing bouncing at the CA pivot. Remember that the air cushion only decelerates the piston near the stroke end; it does not function as a brake or lock. If you need to hold a load vertically during air loss, install an external rod lock or pilot-operated check valve. Furthermore, because this base unit has no -S magnet, position sensing is unavailable.
Quick checklist
This double-acting cylinder uses a 1/8 inch port and an M8x1.25 male rod thread. It delivers 157 N push and 131.9 N pull at 0.5 MPa, 219.8 N push and 184.7 N pull at 0.7 MPa, with a theoretical maximum of 32 kgf at 1.0 MPa.
No, this specific SKU does not include a magnet. You must purchase the -S variant to use CMSG, DMSG, or EMSG switches. The adjustable air cushion at both ends only serves to decelerate the load near the stroke end and does not lock or hold the position.
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