
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI16X280SCA is a genuine double acting round-body mini air cylinder with a Ø16mm bore and 280mm 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 100.5 N of push force at 0.5 MPa, this double-acting stainless-steel round-body mini cylinder handles a 280 mm stroke with ease. The riveted barrel and Ø6 mm rod shrug off mild corrosion, making it superior to painted alternatives in damp environments. Its 1/8" port feeds air to both extend and retract the rod, while fixed TPU bumper pads absorb the impact at stroke ends.
Because the bore is Ø16, it conforms to the ISO 6432 mounting interface, dropping directly into standard mini-cylinder brackets. The built-in -S magnet supports CMSG, DMSG and EMSG switches for position sensing. Plan for roughly 60 N of actual work at 0.5 MPa, which translates to lifting about 5.1 kg vertically with a safe 2:1 margin.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI16X280SCA |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 280 mm |
| Acting type | Double acting |
| Port size | 1/8" |
| Rod thread | M6×1.0 |
| 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 | 101 N | 86 N |
| 0.7 MPa | 141 N | 121 N |
| Max (@1.0 MPa) | 21 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). |
|---|---|
| 16 | Bore size in mm. |
| ×280 | 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 cardboard cartons on a packaging line using the 100.5 N thrust, with the CA clevis allowing the arm to pivot smoothly during the 280 mm travel.
Ejects plastic test tubes from a wet testing station, where the stainless steel barrel prevents mild corrosion from repeated chemical washdowns.
Opens and closes a small hopper gate for dry granular materials, relying on the CMSG sensor magnet to confirm the full 280 mm retraction before dosing.
This 280 mm stroke sits well within the 500 mm maximum for the Ø16 bore, though the extended length means you should watch for rod bending under side loads. If your task needs less force, the Ø12 bore provides 56.5 N push at 0.5 MPa; stepping up to the Ø20 bore yields 157.0 N. The CA rear pivot cover suits articulated clevis mounts, and you can pair it with LB foot, FA flange or TC trunnion brackets.
Remember that venting the air or centering the valve lets the piston drift, as the TPU pads only decelerate the end of travel without locking the load. To suspend a weight securely mid-stroke, add an external rod lock or a pilot-operated check valve.
Quick checklist
This Ø16 mm bore cylinder features a 1/8" port and a male M6x1.0 rod thread. It generates 100.5 N push and 86.4 N pull at 0.5 MPa, 140.7 N push and 120.9 N pull at 0.7 MPa, with a theoretical maximum of 20.5 kgf at 1.0 MPa.
No, the fixed TPU bumper pads only decelerate the piston near the stroke end and do not function as an adjustable air cushion or a brake. If air is lost, the piston will drift, so you must fit an external rod lock or pilot check valve to hold a vertical load securely.
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