
The AirTAC Airtac MF32-40 Stainless Steel Mini Cylinder MF32X30CA is a genuine double acting JIS-standard round-body mini air cylinder with a Ø32mm bore and 30mm 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, the AirTAC MF32X30CA is a JIS-standard round-body mini cylinder engineered for tight machinery layouts. Its SUS304 stainless steel barrel and riveted aluminium covers shrug off mild washdown environments while maintaining a body length noticeably shorter than a comparable ISO 6432 unit for the same 32 mm bore and 30 mm stroke. The 1/4" port feeds a double-acting piston that retracts with 345.6 N of pull force.
For practical sizing, plan your moving masses around a 241 N safe working load, which equates to lifting roughly 20.5 kg vertically with a standard 2:1 safety margin. The stroke end is softened by fixed TPU bumper pads and a front-cover anti-impact pad that decelerate the piston without the tuning hassle of an adjustable cushion. Note that this specific SKU lacks a magnet, so it cannot host CMSG, DMSG, or EMSG reed switches.
| Model | Airtac MF32-40 Stainless Steel Mini Cylinder MF32X30CA |
|---|---|
| Series | MF JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 30 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. |
| ×30 | 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.
Ideal for locking a 20 kg machining fixture in place using its 402.2 N push force within a 30 mm travel envelope.
Swings out via the CA pivot mount to push medium-weight cartons off a sorting line using its 345.6 N pull force.
Acts as a robust pneumatic stop gate for pallets, relying on its shorter JIS body to fit between tight conveyor rollers.
When sizing this 32 mm bore, the smaller MF25 provides 245.3 N at 0.5 MPa, while stepping up to the MF40 yields 628.3 N. Choose this 30 mm stroke version when you only need a short, powerful jab. The included CA pivot back cover is ideal for clevis mounting on articulating linkages. Because this is a non-magnetized SKU, position sensing is impossible without upgrading to the -S variant. Remember that the TPU bumpers only absorb end-of-stroke shock; they will not prevent the rod from drifting if air pressure drops or a valve is centred, so fit an external pilot check valve if your fixture must hold a load safely.
Quick checklist
This 32 mm bore double-acting cylinder features a 1/4" air port and an M10x1.25 male rod thread. It generates 402.2 N push and 345.6 N pull at 0.5 MPa, increasing to 563 N push and 483.8 N pull at 0.7 MPa. The theoretical maximum force is 82 kgf at 1.0 MPa.
No, this specific SKU does not include a piston magnet, so CMSG, DMSG, or EMSG switches cannot be used. You would need the -S variant for sensing. It uses a CA pivot back cover and fixed TPU bumper pads, and its JIS-standard round body is physically shorter than an ISO 6432 cylinder of the same bore and stroke.
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