
The AirTAC Airtac MIC Cushioned Mini Cylinder MIC25X135CA is a genuine double acting + cushion round-body mini air cylinder with a Ø25mm bore and 135mm 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.
Tuned for high-speed cycling, the AirTAC MIC25X135CA uses a needle-set variable air cushion at both ends to decelerate the load smoothly, eliminating the end-of-stroke bang typical of bumper mini cylinders. This double-acting stainless steel round-body actuator provides a 245.3 N push and 206.1 N pull at 0.5 MPa, yielding a safe working load of roughly 147 N or a 12.5 kg vertical lift with a 2:1 margin.
The Ø25 mm bore aligns with the ISO 6432 mounting interface, dropping directly into standard mini-cylinder brackets and clevises. Its stainless barrel and rod resist mild corrosion and washdown environments. This specific CA rear-cover configuration adds a pivot clevis for articulated mounting. Note that this SKU lacks the -S magnet, so it cannot accept CMSG, DMSG or EMSG sensors.
| Model | Airtac MIC Cushioned Mini Cylinder MIC25X135CA |
|---|---|
| Series | MIC ISO 6432 mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 135 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. |
| ×135 | 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.
Pushes lightweight cartons off a high-speed belt using its 245.3 N thrust, relying on the adjustable cushion to stop the stroke quietly without slamming the frame.
Drives a sealing jaw up to 135 mm with smooth deceleration, preventing jaw bounce and protecting the heat element from high-cycle shock damage.
Extends a label applicator onto pallets in damp staging areas; the stainless construction handles ambient moisture while the CA clevis allows angular alignment.
If 245.3 N of push is excessive, the smaller Ø20 bore offers 157.0 N at 0.5 MPa; if your payload requires more muscle, stepping up to the Ø32 provides 402.2 N. The adjustable cushion is essential when driving heavier masses at high speeds, as it protects the mechanism by absorbing kinetic energy without acting as a locking brake. For position holding on air loss, fit an external rod lock or pilot check valve, since the piston will drift.
The 1/8 inch port and M10x1.25 male rod thread match standard Ø25 mini-cylinder hardware. Because this is a non-magnet SKU, sensing is impossible; order the -S variant if you need to mount CMSG, DMSG or EMSG switches. Alongside the CA clevis, you can adapt the body using LB foot, FA flange, SDB pivot or TC trunnion brackets.
Quick checklist
This double-acting cylinder has a 25 mm bore and 135 mm stroke. It pushes 245.3 N and pulls 206.1 N at 0.5 MPa, and pushes 343.4 N / pulls 288.5 N at 0.7 MPa. The theoretical maximum force is 50 kgf at 1.0 MPa. It uses a 1/8 inch air port and an M10x1.25 male rod thread.
No, this specific SKU does not include a magnet. You must order the -S version to use CMSG, DMSG or EMSG switches. The defining feature here is the adjustable air cushion at both ends, which only decelerates the load near stroke end and does not lock or hold the position pneumatically.
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