
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC25X145SCA is a genuine double acting + cushion round-body mini air cylinder with a Ø25mm bore and 145mm 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.
Dial in end-of-stroke deceleration on your high-speed lines with the AirTAC MIC25X145SCA. This double-acting, round-body stainless steel mini cylinder features a needle-set variable air cushion at both ends, absorbing shock to protect your payload and cut workshop noise far better than a fixed rubber bumper. The stainless barrel and rod resist mild corrosion and washdown environments. Because the bore is Ø25, it uses the standard ISO 6432 mounting interface, dropping directly into existing mini-cylinder brackets and clevises.
In the 25 mm class, this unit delivers a push force of 245.3 N and a pull force of 206.1 N at 0.5 MPa, peaking at a theoretical 50 kgf at 1.0 MPa. For sizing a vertical lift, expect it to handle about 12.5 kg safely with a 2:1 margin, giving a safe working load near 147 N. The unit includes a built-in piston magnet (-S) for CMSG, DMSG, or EMSG position switches, and features a CA rear pivot cover. Air connections use a 1/8" port, and the M10x1.25 male rod thread mates with standard couplers.
| Model | Airtac MIC Cushioned Mini Cylinder MIC25X145SCA |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 145 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. |
| ×145 | 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.
Stops and diverts cartons at 245 N push force, using the adjustable cushion to softly arrest the stroke at high cycle rates without jarring the mechanism.
Raises lightweight access doors or material flaps, safely lifting around 12.5 kg against gravity while the stainless build withstands humid dock environments.
Pushes machined parts out of a fixture at speed; the needle-set air cushion prevents the rod from crashing into the end cap, protecting delicate tooling.
When sizing this 25 mm bore, step down to the MIC20 if your load is lighter—it yields 157 N push at 0.5 MPa—or move up to the MIC32 for heavier payloads requiring 402 N push. The adjustable cushion on this model is essential if you are running near the 800 mm/s maximum speed or shifting enough mass to slam hard at stroke end. Remember the cushion needle only decelerates the piston near the ends; it does not function as a brake. If the machine loses air, the rod will drift, so fit an external rod lock or pilot check valve to hold a suspended load. The CA back cover provides a rear pivot point for clevis mounting, and the -S magnet enables CMSG, DMSG, and EMSG sensor tracking.
Quick checklist
At 0.5 MPa it provides 245.3 N push and 206.1 N pull. At 0.7 MPa it provides 343.4 N push and 288.5 N pull. The theoretical maximum force is 50 kgf at 1.0 MPa. This 25 mm bore cylinder uses a 1/8" air port and an M10x1.25 male rod thread.
Yes, the -S suffix means it has a built-in magnet for CMSG, DMSG, and EMSG switches. The adjustable air cushion at both ends only decelerates the piston near stroke end to reduce shock; it is not a lock. The cylinder will drift on air loss, so use a pilot check valve for load holding.
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