
The AirTAC Airtac MF32-40 Stainless Steel Mini Cylinder MF32X100SCATC 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.
Delivering 402.2 N of push force at 0.5 MPa, this double-acting JIS-standard round-body mini cylinder is built around a SUS304 stainless barrel with riveted aluminium covers. The 32 mm bore runs on a 1/4 inch port and a 12 mm rod, while fixed TPU bumper pads and a front-cover anti-impact pad soften the stroke-end impact without acting as an adjustable cushion. Because the MF body is physically shorter than a comparable ISO 6432 cylinder for the same 100 mm stroke, it saves valuable mounting length in tight machinery.
The riveted rolling-packed structure shrugs off mild corrosion and washdown, and the heterogeneous two-way piston seal retains an oil film for long service life. Equipped with a built-in magnet (-S), it supports CMSG, DMSG, and EMSG switches for position sensing. For real-world work at 0.5 MPa, plan for a safe load of roughly 241 N, which means it can lift about 20.5 kg vertically with a 2:1 safety margin.
| Model | Airtac MF32-40 Stainless Steel Mini Cylinder MF32X100SCATC |
|---|---|
| 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.
Pushes parcels cleanly across sorting lanes using the 402.2 N output, while the compact JIS body fits between tight conveyor frames.
Secures aluminium extrusions during machining operations, using the TC trunnion mount to accommodate pivoting alignment.
Raises lightweight jig plates weighing up to 20.5 kg, relying on the CMSG sensors to confirm the 100 mm stroke endpoint.
When sizing this 32 mm bore, the adjacent MF25 provides 245.3 N of push at 0.5 MPa, while stepping up to the MF40 yields 628.3 N. This model includes a CA pivot back cover and a TC trunnion mount, giving you flexible centerline or pivot mounting options. Remember that a standard cylinder drifts if air pressure drops or the valve is centred; the bumpers only decelerate the stroke end and will not hold a load. For vertical or suspended loads, install an external rod lock or a pilot-operated check valve. At a 100 mm stroke, ensure your guiding structure handles any side-load to prevent rod bending.
Quick checklist
This 32 mm bore 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, 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.
The JIS-standard round-body design is shorter than an ISO 6432 cylinder for the same 32 mm bore and 100 mm stroke, saving mounting space. This SKU includes a built-in magnet (-S) for use with CMSG, DMSG, or EMSG switches, and uses fixed TPU bumper pads rather than an adjustable air cushion.
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