
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC25X85SCA is a genuine double acting + cushion round-body mini air cylinder with a Ø25mm bore and 85mm 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.
Delivering 245.3 N of push force at 0.5 MPa, the AirTAC MIC25X85SCA is a double-acting, round-body stainless steel mini cylinder built for demanding motion tasks. A variable air cushion at both ends lets you dial in the needle valve to absorb end-of-stroke shock at high speeds, protecting your payload while cutting noise. The stainless barrel and rod resist mild corrosion and washdown environments. Equipped with a built-in magnet (-S), it supports CMSG, DMSG, and EMSG position switches, and the CA rear pivot cover provides a robust clevis mount. It uses a 1/8 inch port and an M10x1.25 male rod thread.
For practical sizing, this 25 mm bore generates a safe working load of roughly 147 N (about 60 percent of its 0.5 MPa push rating). In a vertical lift scenario with a 2:1 safety margin, it lifts about 12.5 kg. The unit conforms to the ISO 6432 mounting interface for standard mini-cylinder brackets, operating at speeds from 30 to 800 mm/s across an 85 mm stroke.
| Model | Airtac MIC Cushioned Mini Cylinder MIC25X85SCA |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 85 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. |
| ×85 | 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 adjustable air cushion to smoothly decelerate a 12 kg package diverter at the end of its 85 mm travel, reducing impact noise on the conveyor line.
Maintains steady tension on packaging film with 245.3 N of push force, while the stainless construction resists moisture from washdown cleaning.
Drives a small bearing into a housing with 343.4 N of force at 0.7 MPa, relying on the needle-set cushion to prevent damage upon seating.
When sizing this bore, stepping down to the MIC20 gives 157 N of push at 0.5 MPa, while stepping up to the MIC32 yields 402 N. Choose this 25 mm model when your load sits right in that middle force band. The adjustable air cushion matters most when cycling at high speeds or moving heavy masses, preventing harsh impacts that would otherwise damage the mechanism. The cushion only decelerates the piston near the stroke end; it does not act as a brake. Because a standard cylinder drifts when air pressure drops or a valve centers, you must add an external rod lock or pilot-operated check valve if the application requires holding a load in place.
This SKU includes the -S magnet for CMSG, DMSG, or EMSG sensors. The CA back cover supplies a rear pivot point for clevis mounting, complementing standard LB foot, FA flange, SDB pivot-block, and TC trunnion options.
Quick checklist
This 25 mm bore cylinder uses a 1/8 inch port and an M10x1.25 male rod thread. At 0.5 MPa it pushes with 245.3 N and pulls with 206.1 N. At 0.7 MPa it pushes with 343.4 N and pulls with 288.5 N. The theoretical maximum force is 50 kgf at 1.0 MPa.
The -S suffix means it has a built-in piston magnet for CMSG, DMSG, or EMSG switches. The adjustable air cushion only decelerates the piston near the stroke end; it does not lock or hold position. If you need to hold a vertical load on air loss, install an external rod lock or pilot check valve.
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