
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC25X125SCA is a genuine double acting + cushion round-body mini air cylinder with a Ø25mm bore and 125mm 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, the AirTAC MIC25X125SCA relies on a needle-set variable air cushion at both ends to decelerate the load smoothly, eliminating the harsh impact typical of fixed-bumper mini cylinders. This double-acting stainless-steel round-body actuator carries a 25 mm bore, a 125 mm stroke, and a CA rear pivot cover for clevis mounting. It uses a 1/8" port and an M10x1.25 male rod thread.
Operating at 0.15 to 1.0 MPa, it generates 245.3 N of push force and 206.1 N of pull force at 0.5 MPa. For vertical moves, this translates to a safe working load of about 147 N, easily lifting roughly 12.5 kg with a 2:1 safety margin. The stainless barrel and rod resist mild corrosion and washdown environments. Because this SKU includes the -S magnet, you can mount CMSG, DMSG, or EMSG sensors directly for position detection.
| Model | Airtac MIC Cushioned Mini Cylinder MIC25X125SCA |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 125 mm |
| Acting type | Double acting + cushion |
| Port size | 1/8" |
| Rod thread | M10×1.25 |
| 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 | 245 N | 206 N |
| 0.7 MPa | 344 N | 289 N |
| Max (@1.0 MPa) | 50 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). |
|---|---|
| 25 | Bore size in mm. |
| ×125 | 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 245 N push force to deflect moderate-weight cartons at high speed, with the adjustable cushion preventing harsh slams at the 125 mm stroke end.
Lifts approximately 12.5 kg of folding mechanism with a 2:1 margin, relying on the stainless rod for mild washdown resistance in packaging lines.
Applies up to 343.4 N of thrust at 0.7 MPa to seat small components, using the CA pivot cover to accommodate slight misalignment.
When sizing this actuator, stepping down to a MIC20 bore drops the 0.5 MPa push force to 157 N, while stepping up to a MIC32 raises it to 402 N. Choose this 25 mm bore when your payload requires around 245 N of thrust. The adjustable cushion is essential if your cycle speed approaches the 800 mm/s limit, as it protects the mechanism from end-of-stroke shock. The unit conforms to the ISO 6432 mounting interface for standard mini-cylinder brackets.
Remember that the air cushion only decelerates the piston near the stroke end; it does not function as a brake. If air pressure drops, the piston will drift, so fit an external rod lock or pilot-operated check valve for suspended loads. The CA back cover supplies a rear pivot point, and the -S magnet enables electronic or reed switch sensing.
Quick checklist
This 25 mm bore cylinder uses a 1/8" port and generates 245.3 N push / 206.1 N pull at 0.5 MPa, and 343.4 N push / 288.5 N pull at 0.7 MPa. The theoretical maximum force is 50 kgf at 1.0 MPa.
The -S suffix means it has a built-in magnet for CMSG/DMSG/EMSG sensors. The adjustable air cushion only decelerates the piston near stroke end and does not act as a lock; the cylinder will drift on air loss, so you need an external rod lock or pilot check valve to hold a suspended load.
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