
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC20X350CA is a genuine double acting + cushion round-body mini air cylinder with a Ø20mm bore and 350mm 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.
Designed for high-speed actuation over a 350 mm travel, this double-acting stainless steel round-body mini cylinder relies on a needle-set variable air cushion at both ends to decelerate the load smoothly. The Ø20 mm bore generates 157 N of push force and 131.9 N of pull force at 0.5 MPa, yielding a safe working load of roughly 94 N or a vertical lift capacity of about 8 kg with a 2:1 safety margin. Its stainless barrel and piston rod resist mild corrosion and washdown environments.
Conforming to the ISO 6432 mounting interface for mini cylinders, the body drops directly into standard brackets and clevises. This specific SKU features a CA rear pivot cover and a 1/8" port, but ships without a magnet. Consequently, it cannot accept CMSG, DMSG, or EMSG sensors; you must specify the -S variant to enable position sensing.
| Model | Airtac MIC Cushioned Mini Cylinder MIC20X350CA |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 350 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. |
| ×350 | 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.
Snaps a sorting gate across a packaging line over 350 mm, using the adjustable cushion to halt the heavy aluminum flap softly without bouncing parcels.
Pushes a 6 kg electronics tray into a testing cell, relying on the 157 N thrust at 0.5 MPa and the needle-set deceleration to protect fragile PCBs.
Extends 350 mm to arrest rolling cartons on a gravity conveyor, where the stainless build withstands dusty warehouse edges and the cushion dampens repeated impacts.
When sizing this 350 mm stroke unit, consider the 219.8 N push force available at 0.7 MPa if you need extra energy to overcome friction, but step up to the Ø32 bore (402.2 N push at 0.5 MPa) if the mass resists smooth cushioning. Conversely, lighter loads might suit the Ø16 bore, though its 100.5 N output may struggle with a long 350 mm rod. The adjustable air cushion is essential here: at high speeds over a long stroke, dialing in the needle valve prevents end-of-travel banging that a fixed bumper cannot absorb.
Remember that the air cushion only decelerates the piston near the stroke end; it does not function as a brake or lock. If your application must hold a load vertically during air loss or valve centering, the piston will drift, requiring an external rod lock or pilot-operated check valve. Mount this CA-clevis model using compatible pivot pins, and note again that this non-magnet version precludes switch mounting.
Quick checklist
This Ø20 mm bore cylinder uses a 1/8" port and an M8x1.25 male rod thread. It generates 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 lacks the internal magnet required for switches. You must purchase the -S version of the MIC cylinder to use CMSG, DMSG, or EMSG magnetic sensors. The adjustable air cushion and stainless steel construction remain identical.
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