
The AirTAC Airtac MI16-20 Stainless Steel Mini Cylinder MI16X15R is a genuine double acting round-body mini air cylinder with a Ø16mm bore and 15mm 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 short 15 mm strokes with precision. The riveted barrel and rod resist mild corrosion, making it superior to painted aluminium in damp environments. Its compact footprint uses standard ISO 6432 mounting dimensions, dropping directly into existing mini-cylinder brackets.
The R rear cover features an axial-in port, keeping hose routing straight along the body. Fixed TPU bumper pads absorb end-of-stroke impact without the adjustment of an air cushion. Plan for roughly 60 N of actual work at 0.5 MPa; vertically, it lifts about 5.1 kg with a 2:1 safety margin. Because this SKU lacks the -S magnet, it cannot accept CMSG, DMSG or EMSG position switches.
| Model | Airtac MI16-20 Stainless Steel Mini Cylinder MI16X15R |
|---|---|
| Series | MI ISO 6432 mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 15 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. |
| ×15 | 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.
Secures plastic housings during ultrasonic welding, using the 15 mm stroke to apply consistent holding pressure.
Pushes lightweight packages on a sorting line, leveraging the 5.1 kg vertical lift capacity for flap actuation.
Tamps labels onto small cartons in a packaging machine, where the stainless body withstands washdown cycles.
When sizing this 16 mm bore, compare it against neighbours: the smaller Ø12 generates 56.5 N push, while the larger Ø20 provides 157.0 N at 0.5 MPa. The 1/8" port and M6x1.0 male rod thread are fixed by the bore. For the 15 mm stroke, side-load risks are minimal, but always guide the rod to prevent binding. The R back cover suits tight axial installations.
Remember that venting the valve centres the piston and the load drifts; the TPU bumpers only decelerate the stroke end and do not function as a brake. Install a pilot-operated check valve or external rod lock if you must hold a vertical load. If you need position feedback, select the -S magnet variant instead of this base model to enable sensing.
Quick checklist
At 0.5 MPa it pushes 100.5 N and pulls 86.4 N. At 0.7 MPa it pushes 140.7 N and pulls 120.9 N. The theoretical maximum force is 20.5 kgf at 1.0 MPa. The air port is 1/8" and the male rod thread is M6x1.0.
No, this specific SKU lacks a magnet and cannot accept CMSG, DMSG or EMSG switches. You must order the -S variant for position sensing. The cylinder uses fixed TPU bumper pads for deceleration and conforms to ISO 6432 mounting dimensions.
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