
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC40X350SCM is a genuine double acting + cushion round-body mini air cylinder with a Ø40mm bore and 350mm stroke, 1/4" air ports and a stainless-steel barrel and rod for mildly corrosive environments.
Delivering robust linear motion, this double-acting round-body mini cylinder features a stainless-steel barrel and rod that resist mild corrosion and washdown environments. The MIC40X350SCM uses a variable air cushion at both ends; turning a needle valve lets you dial in the deceleration to soak up high-speed shock, protecting the load and cutting noise far better than a fixed bumper.
In the 40mm bore class, the 16mm piston rod and 1/4" port handle serious work, generating 628.3N of push force at 0.5MPa. That translates to a safe working load of about 377N, or roughly 32kg of vertical lift with a 2:1 safety margin. The built-in magnet (-S) supports CMSG, DMSG and EMSG switches, while the CM round rear cover provides specific port and mounting orientation.
| Model | Airtac MIC Cushioned Mini Cylinder MIC40X350SCM |
|---|---|
| Series | MIC mini cylinder |
| Bore size | Ø40 mm |
| Stroke | 350 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. |
| ×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.
Uses the 879.6N push force at 0.7MPa to swiftly route heavy cartons, with the adjustable cushion absorbing the shock of rapid direction changes.
Raises components weighing up to 32kg against gravity, relying on the stainless construction for reliable performance in damp washdown zones.
Shifts substantial machining fixtures across a 350mm span, tuning the needle valve to bring the mass to a smooth, jolt-free stop.
When sizing this 40mm bore, stepping down to a MIC32 drops the 0.5MPa push force to 402.2N, whereas no larger MIC bore exists. Choose this 40mm option when moving heavier masses at high speeds where the adjustable end-of-stroke cushioning is critical to prevent impact damage. If your application requires the cylinder to hold position during air loss, note that the piston will drift; the cushion only decelerates the stroke end and acts as no brake, so specify an external rod lock or pilot check valve for secure load holding.
Mounting flexibility includes LB foot, FA flange, SDB pivot and TC trunnion brackets. Because this SKU includes the -S magnet, you can directly mount CMSG, DMSG or EMSG sensors for position detection.
Quick checklist
This 40mm bore, double-acting cylinder has a 16mm rod, a 1/4" port and an M12x1.25 male rod thread. It generates 628.3N push and 527.8N pull at 0.5MPa, or 879.6N push and 738.9N pull at 0.7MPa. The theoretical maximum force is 128.1kgf at 1.0MPa, with an operating speed of 30-800mm/s.
No, the piston will drift if air pressure is lost. The variable air cushion at both ends only decelerates the load near the stroke end to reduce shock; it does not function as a lock or brake. To maintain position, you must install an external rod lock or a pilot-operated check valve.
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