
The AirTAC Airtac MF32-40 Stainless Steel Mini Cylinder MF32X100CMTC is a genuine double acting JIS-standard round-body mini air cylinder with a Ø32mm bore and 100mm 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 integrates a SUS304 stainless steel barrel with riveted aluminium covers to resist mild corrosion and washdown. Because the MF body is shorter than an ISO 6432 cylinder for the same 32 mm bore and 100 mm stroke, it saves valuable mounting length in tight fixtures. The piston relies on a two-way oil-retaining seal for long life, while fixed TPU bumper pads and a front-cover anti-impact pad soften stroke-end impacts without offering adjustable cushioning.
Equipped with a CM round-end back cover and a TC trunnion mount, this 1/4" ported unit handles speeds of 30-800 mm/s. For practical sizing, plan for about 241 N of real work at 0.5 MPa, which means it lifts about 20.5 kg vertically with a 2:1 safety margin. Note that this specific SKU lacks the -S magnet, so it cannot accept CMSG, DMSG, or EMSG position switches.
| Model | Airtac MF32-40 Stainless Steel Mini Cylinder MF32X100CMTC |
|---|---|
| Series | MF JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 100 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. |
| ×100 | 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 routing gates on packaging lines where the 402.2 N push force easily deflects medium-weight cartons.
Uses the TC trunnion mount to pivot a tensioning arm, maintaining fabric tightness during high-speed weaving.
Deploys a 100 mm stroke physical stop block to halt incoming pallets at the correct stacking elevation.
When sizing this 32 mm bore, the smaller MF25 provides 245.3 N of push at 0.5 MPa, while the larger MF40 offers 628.3 N, allowing you to step up or down based on your exact force requirements. The TC trunnion mounting pairs ideally with the CM round-end rear cover to accommodate pivoting loads along the stroke axis. Keep in mind that a standard cylinder drifts if air pressure drops or the valve is centred; the TPU bumpers only decelerate the stroke end and do not function as a locking brake, so fit an external rod lock or pilot check valve if you need to hold a vertical load safely.
Quick checklist
This 32 mm bore cylinder features a 1/4" 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 force of 82 kgf at 1.0 MPa.
No, because this model lacks the -S suffix, it has no internal magnet and cannot accept CMSG, DMSG, or EMSG switches. You would need the -S variant for position sensing; this version relies solely on its JIS-standard compact body, which is shorter than an ISO 6432 cylinder, to save mounting space.
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