
The AirTAC Airtac MSI Single Acting Stainless Steel Mini Cylinder MSI16X75SCA is a genuine single acting, push (spring return) round-body mini air cylinder with a Ø16mm bore and 75mm 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 74.9 N of push force at 0.5 MPa, this AirTAC MSI16X75SCA mini cylinder uses compressed air to extend the rod while an internal spring handles the return. Because it is a single-acting PUSH type, you only need one 1/8" air line to operate it, saving on plumbing and valves. The listed force is already net of the return spring, meaning you get that actual output at the rod thread (M6x1.0). If air pressure drops below 0.2 MPa, the spring wins and the rod will not extend.
Built with a stainless-steel round barrel and piston rod, the riveted construction resists mild corrosion and washdown environments. It conforms to the ISO 6432 mounting interface for easy bracket interchangeability. For practical sizing, expect a safe working load of about 45 N, which translates to clamping or lifting roughly 3.8 kg with a 2:1 safety margin. This specific SKU includes the -S magnet for CMSG/DMSG/EMSG sensors and features a CA rear pivot cover.
| Model | Airtac MSI Single Acting Stainless Steel Mini Cylinder MSI16X75SCA |
|---|---|
| Series | MSI ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 75 mm |
| Acting type | Single acting, push (spring return) |
| Port size | 1/8" |
| Rod thread | M6×1.0 |
| 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 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 (spring return) |
|---|---|
| 0.5 MPa | 74.9 N |
| 0.7 MPa | 115.1 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). |
|---|---|
| 16 | Bore size in mm. |
| ×75 | 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 finished parts out of a machining fixture with 74.9 N of force, relying on the spring to retract safely when air is cut.
Acts as a pneumatic stop pin on a conveyor line, lifting to block 3.8 kg items and dropping back to release them.
Holds light packaging against a guide rail during a process cycle, automatically releasing if the 0.2 MPa minimum air supply fails.
When sizing this 16 mm bore, note that stepping down to an MSI12X75 provides 44.0 N at 0.5 MPa, whereas moving up to an MSI20X75 yields 119.5 N. Choose this 74.9 N model when your application requires moderate push force with a guaranteed fail-safe retract on air loss. The 75 mm stroke sits just under the 80 mm maximum standard travel for this bore, ensuring reliable spring return without made-to-order delays.
Mounting is straightforward via the CA back cover, and the integrated -S magnet allows direct fitment of CMSG, DMSG, or EMSG switches for position confirmation. Remember that the fixed TPU bumpers soften the stroke ends but do not lock the load; the rod always returns to its retracted rest state when air is removed.
Quick checklist
This single-acting push cylinder generates 74.9 N of force at 0.5 MPa and 115.1 N at 0.7 MPa. It requires a minimum of 0.2 MPa to overcome the internal spring; below that, the rod stays retracted. When air is released, the spring drives the rod back to its rest position.
Yes, the -S suffix indicates a built-in piston magnet, allowing you to mount CMSG, DMSG, or EMSG switches directly to the stainless barrel for stroke detection.
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