
The AirTAC Airtac MF32-40 Stainless Steel Mini Cylinder MF32X210SCA is a genuine double acting JIS-standard round-body mini air cylinder with a Ø32mm bore and 210mm 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.
Delivering 402.2 N of push force at 0.5 MPa, this double-acting JIS-standard round-body mini cylinder handles substantial work within a compact footprint. The SUS304 stainless-steel barrel and riveted aluminium covers resist mild corrosion and washdown, while the two-way piston seal retains an oil film for extended mechanical life. Because the MF body is shorter than an ISO 6432 cylinder for the same bore and stroke, it saves valuable mounting length in tight machinery.
Equipped with a built-in magnet for CMSG, DMSG, or EMSG switches, this 32 mm bore unit features a 1/4" port and a CA pivot back cover. Plan for roughly 241 N of actual work at 0.5 MPa to maintain a safe margin, which translates to lifting about 20.5 kg vertically. Fixed TPU bumper pads and a front-cover anti-impact pad soften the stroke-end impact, decelerating the load without adjustable cushioning.
| Model | Airtac MF32-40 Stainless Steel Mini Cylinder MF32X210SCA |
|---|---|
| Series | MF JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 210 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. |
| ×210 | 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.
Actuates a routing flap on a packaging line, using the 402.2 N push force to redirect heavy cartons reliably at high cycle rates.
Ejects finished aluminium parts from a machining centre, leveraging the compact JIS body length to fit within strict machine tool envelopes.
Deploys a stopping lug on a roller conveyor to halt incoming pallets, relying on the CA pivot cover to absorb angular load variations.
When sizing this 32 mm bore actuator, compare it directly with its neighbours: the MF25 provides 245.3 N of push at 0.5 MPa, while the MF40 steps up to 628.3 N. If your fixture demands precise stopping or load holding on air loss, remember that a plain cylinder drifts when the valve is centred; the bumpers only soften the end of stroke, so you must add an external rod lock or pilot check valve for secure positioning. With a 210 mm stroke, ensure your mounting arrangement—such as the FA flange or TC trunnion—prevents rod side-loading and bending. The included CA pivot back cover is ideal for articulating loads, and the -S magnet allows direct sensor mounting.
Quick checklist
This 32 mm bore cylinder features a 1/4" port and an M10x1.25 male rod thread. At 0.5 MPa it pushes with 402.2 N and pulls with 345.6 N. At 0.7 MPa the push is 563 N and pull is 483.8 N. The theoretical maximum force is 82 kgf at 1.0 MPa.
The -S magnet allows direct mounting of CMSG, DMSG, or EMSG switches. However, it does not conform to ISO 6432; it is a JIS-standard body that is physically shorter than ISO 6432 for the same stroke. It uses fixed TPU bumper pads for end-of-stroke deceleration, not an adjustable air cushion.
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