
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI20X160SCA is a genuine double acting round-body mini air cylinder with a Ø20mm bore and 160mm 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 157 N of push force at 0.5 MPa, this AirTAC MI20X160SCA is a double-acting round-body mini cylinder built from a stainless-steel barrel and rod. The riveted construction shrinks the footprint while resisting mild corrosion in damp production areas. It integrates a CA pivot clevis at the rear, uses a 1/8 inch air port, and carries an internal piston magnet for position sensing.
Equipped with fixed TPU bumper pads to absorb end-of-stroke impact, the unit operates at 30-800 mm/s. For practical actuation at 0.5 MPa, plan for roughly 94 N of real work, which translates to lifting an 8 kg part vertically with a 2:1 safety margin. The built-in magnet supports CMSG, DMSG and EMSG switches for accurate end-position confirmation.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI20X160SCA |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 160 mm |
| Acting type | Double acting |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 | 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 | Pull force |
|---|---|---|
| 0.5 MPa | 157 N | 132 N |
| 0.7 MPa | 220 N | 185 N |
| Max (@1.0 MPa) | 32 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MI | ISO 6432 round-body mini cylinder (double-acting). |
|---|---|
| 20 | Bore size in mm. |
| ×160 | 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 rear CA clevis to pivot a gating arm, relying on the 157 N push force at 0.5 MPa to redirect medium-weight cartons on a packaging line.
Extends 160 mm to press identification labels onto pallet sides, utilizing the internal -S magnet with a DMSG sensor to confirm extension before retraction.
Pushes machined plastic parts out of a coolant wash station, where the stainless-steel rod and barrel prevent mild corrosion better than painted alternatives.
When sizing this 20 mm bore, stepping down to the Ø16 variant reduces the push force to 100.5 N at 0.5 MPa, while moving up to the Ø25 bore increases it to 245.3 N. The 160 mm stroke sits well within the 500 mm maximum, though the extended length means you should watch for rod bending under heavy side loads. Because the Ø20 dimensions follow the ISO 6432 mounting interface, it drops directly into standard mini-cylinder brackets and clevises.
Note that a standard double-acting cylinder drifts if air pressure drops or the valve is centred, as the bumpers only decelerate the stroke end rather than locking the rod. To suspend a load safely, add an external rod lock or a pilot-operated check valve. The included -S magnet enables reed or electronic sensors, and the CA rear cover provides a robust pivot point for angular motion.
Quick checklist
This 20 mm bore cylinder features a 1/8 inch air port and an M8x1.25 male rod thread. At 0.5 MPa it provides 157 N push and 131.9 N pull. At 0.7 MPa it delivers 219.8 N push and 184.7 N pull. The theoretical maximum force is 32 kgf at 1.0 MPa.
No, the fixed TPU bumper pads only decelerate the piston near the stroke end; they do not act as a brake. The piston will drift if air is lost, so an external rod lock is needed to hold a load. Because this model includes the -S magnet, it supports CMSG, DMSG and EMSG switches for position detection.
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