
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI20X100SCA is a genuine double acting round-body mini air cylinder with a Ø20mm bore and 100mm 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 double-acting stainless-steel round-body mini cylinder handles 100 mm strokes with ease. The Ø20 mm bore uses a 1/8" port and an M8x1.25 male rod thread. Its riveted stainless barrel and rod resist mild corrosion, giving it a real edge over painted alternatives in damp or washdown environments.
Equipped with a built-in magnet for CMSG, DMSG or EMSG switches, the unit also features a CA rear pivot cover for clevis mounting. The ISO 6432 mounting interface drops directly into standard mini-cylinder brackets. For practical sizing, plan for about 94 N of real work at 0.5 MPa, which means it lifts roughly 8 kg vertically with a 2:1 safety margin.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI20X100SCA |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 100 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. |
| ×100 | 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.
Swings a lightweight routing gate on a packaging line, using the CA pivot mount to articulate smoothly and the 157 N thrust to push parcels at 0.5 MPa.
Ejects filled test tubes from a carousel in a damp laboratory setting, where the stainless-steel rod shrugs off mild chemical splashes during frequent washdowns.
Advances plastic totes along a roller conveyor for 100 mm, lifting or shifting loads around 8 kg while a DMSG sensor confirms the end of stroke.
When sizing this 100 mm stroke model, compare it against its neighbours: the smaller Ø16 bore yields 100.5 N of push at 0.5 MPa, while the larger Ø25 bore provides 245.3 N. If your machine loses air or the valve centres, this cylinder will drift and cannot hold a load; the fixed TPU bumper pads only decelerate the stroke end rather than acting as a brake. For secure load holding, install an external rod lock or a pilot-operated check valve.
The CA pivot back cover suits articulated joints, and you can pair it with LB foot, FA flange or TC trunnion brackets. Because this SKU includes the -S magnet, it is fully ready for electronic or reed position sensing. On a 100 mm stroke, ensure your guiding structure handles side loads to prevent rod bending.
Quick checklist
This Ø20 mm bore cylinder features a 1/8" air port and an M8x1.25 male rod thread. It generates 157 N push and 131.9 N pull at 0.5 MPa, 219.8 N push and 184.7 N pull at 0.7 MPa, with a theoretical maximum force of 32 kgf at 1.0 MPa.
No, the piston will drift if air is lost or the valve is centred. The fixed TPU bumper pads only decelerate the impact at stroke end and do not function as a lock. To maintain a vertical position, you must add an external rod lock or a pilot-operated check valve.
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