
The AirTAC Airtac MSI Single Acting Stainless Steel Mini Cylinder MSI10X20CA is a genuine single acting, push (spring return) round-body mini air cylinder with a Ø10mm bore and 20mm stroke, M5×0.8 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.
Generating 29.5 N of push force at 0.5 MPa, this AirTAC round-body mini cylinder uses compressed air to extend the rod and an internal spring to retract it. Because it is a single-acting PUSH type, you only need one air line connected to its M5x0.8 port, which saves plumbing and compressed air. The stainless steel barrel and rod resist mild corrosion, making it suitable for washdown environments.
The listed force is already net of the return spring, meaning you get that true output at the rod end. For practical sizing, expect a safe working load of roughly 18 N, or a vertical lift of about 1.5 kg with a 2:1 safety margin. This SKU lacks a magnet and cannot accept position sensors; adding the -S option enables CMSG, DMSG, or EMSG switches. It features a CA rear pivot cover and conforms to ISO 6432 mounting dimensions.
| Model | Airtac MSI Single Acting Stainless Steel Mini Cylinder MSI10X20CA |
|---|---|
| Series | MSI ISO 6432 mini cylinder |
| Bore size | Ø10 mm |
| Stroke | 20 mm |
| Acting type | Single acting, push (spring return) |
| Port size | M5×0.8 |
| Rod thread | M4×0.7 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.2 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 50 – 800 mm/s |
| Cushion | Fixed TPU bumper pads |
| Max standard stroke | Up to 200 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 (spring return) |
|---|---|
| 0.5 MPa | 29.5 N |
| 0.7 MPa | 45.2 N |
Single-acting push: air extends the rod; the return spring retracts it. Forces already net the spring; minimum working pressure is 0.2 MPa.
| MSI | ISO 6432 round-body mini cylinder (single-acting push, spring-return). |
|---|---|
| 10 | Bore size in mm. |
| ×20 | 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.
Provides 29.5 N of push force to hold light plastic or aluminum components securely in place during machining, releasing automatically when air is removed.
Acts as a spring-return gate to push light cardboard boxes off a production line, safely retracting to its rest position if the air supply drops.
Extends 20 mm to push a small finished part out of a die fixture, using the internal spring to retract the pin quickly for the next cycle.
When sizing this 10 mm bore, check your push requirements carefully against the 29.5 N output at 0.5 MPa. If your load demands less force, step down to the MSI8, which provides 18.6 N; if you need more thrust, the MSI12 offers 44.0 N. Remember that a minimum of 0.2 MPa operating pressure is required to overcome the internal spring before the rod will extend.
This 20 mm stroke sits well within the 50 mm standard travel limit for this bore size. It uses fixed TPU bumper pads to soften the stroke end rather than an adjustable air cushion. Mounting is straightforward using the CA pivot cover alongside standard ISO 6432 brackets, but note that without the -S magnet option, position sensing is not possible.
Quick checklist
It delivers 29.5 N of push force at 0.5 MPa and 45.2 N at 0.7 MPa. A minimum of 0.2 MPa is required to overcome the spring, and the rod retracts to rest when air is released.
No, this specific SKU does not have a magnet and cannot accept CMSG, DMSG, or EMSG sensors. You would need the -S variant for position sensing.
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