
The AirTAC Airtac MF32-40 Stainless Steel Mini Cylinder MF32X190SCA is a genuine double acting JIS-standard round-body mini air cylinder with a Ø32mm bore and 190mm stroke, 1/4" air ports and a SUS304 stainless-steel barrel for mildly corrosive environments. For the same bore and stroke it is shorter than an ISO 6432 cylinder, saving mounting space.
Generating 402.2 N of push force at 0.5 MPa, this double-acting JIS-standard round-body mini cylinder handles robust mid-range automation tasks. Its SUS304 stainless barrel and riveted aluminium covers resist mild corrosion and washdown environments. The piston relies on a two-way oil-retaining seal for prolonged lifespan, while fixed TPU bumper pads decelerate the stroke ends.
Because the MF body is physically shorter than a comparable ISO 6432 cylinder for the same 190 mm stroke, it saves valuable mounting length in tight fixtures. The integrated -S magnet allows direct mounting of CMSG, DMSG, or EMSG switches for position sensing. Plan for a safe working load of roughly 241 N, which vertically lifts about 20.5 kg with a 2:1 safety margin. The 1/4 inch port matches the 32 mm bore standard.
| Model | Airtac MF32-40 Stainless Steel Mini Cylinder MF32X190SCA |
|---|---|
| Series | MF JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 190 mm |
| Acting type | Double acting |
| Port size | 1/4" |
| Rod thread | M10×1.25 |
| 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 MF/MFC (JIS-standard) datasheet. Barrel: SUS304 stainless steel; covers: aluminum alloy (round-body, riveted rolling-packed construction). Thread options: PT (blank) / G / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 346 N |
| 0.7 MPa | 563 N | 484 N |
| Max (@1.0 MPa) | 82 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MF | JIS-standard round-body mini cylinder (double-acting). |
|---|---|
| 32 | Bore size in mm. |
| ×190 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSG / DMSG / EMSG sensors. |
MF-family variants: MF / MFC (double acting ±cushion), MSF / MTF (single acting push / pull), MFD / MFCD (double rod ±cushion), MFJ / MFCJ (adjustable stroke ±cushion). Back covers CA / U / CM. Mounting LB / FA / SDB / TC.
Drives a pivot gate on a packaging conveyor, using the CA rear pivot to articulate smoothly while handling the 402.2 N push requirement at 0.5 MPa.
Ejects filled corrugated cartons from a roller table, where the compact JIS body saves footprint and the built-in magnet confirms the 190 mm stroke end.
Raises and lowers a physical stop block for incoming pallets, relying on the SUS304 barrel to endure occasional washdown spray in food logistics.
If your task requires less push, the MF25 bore provides 245.3 N at 0.5 MPa; stepping up to the MF40 yields 628.3 N for heavier cycles. The included CA pivot back cover suits articulated rod-end loads, complemented by LB, FA, SDB, or TC mounts. Because the 190 mm stroke is well under the 500 mm standard maximum, side-load rod bending is minimal but still demands straight alignment.
Remember that a plain cylinder drifts when air is lost or the valve is centred. The TPU bumpers only soften the stroke end and never act as a lock or brake. To suspend a load securely, install an external rod lock or a pilot-operated check valve.
Quick checklist
This 32 mm bore double-acting cylinder features a 1/4 inch port and an M10x1.25 male rod thread. It generates 402.2 N push and 345.6 N pull at 0.5 MPa, 563 N push and 483.8 N pull at 0.7 MPa, with a theoretical maximum of 82 kgf at 1.0 MPa.
No, the fixed TPU bumper pads only decelerate the piston near the stroke end and do not function as a brake. If air is lost, the rod will drift. For vertical loads, add an external rod lock or pilot check valve. The -S magnet enables CMSG, DMSG, or EMSG sensors.
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