
The AirTAC Airtac MF32-40 Stainless Steel Mini Cylinder MF32X200CM is a genuine double acting JIS-standard round-body mini air cylinder with a Ø32mm bore and 200mm 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 32 mm bore double-acting actuator handles substantial work within a compact footprint. Its JIS-standard round body is physically shorter than a comparable ISO 6432 cylinder for the same 200 mm stroke, yielding a real packaging advantage in tight machine fixtures. The SUS304 stainless steel barrel and riveted aluminium covers resist mild corrosion and washdown environments.
Because the base unit lacks the -S suffix, it cannot accept CMSG, DMSG, or EMSG magnetic switches. Internally, a two-way oil-retaining piston seal maintains lubrication for long service life, while fixed TPU bumper pads and a front-cover anti-impact pad soften the stroke-end impact. For practical sizing, plan for roughly 241 N of usable work at 0.5 MPa, which translates to safely lifting about 20.5 kg vertically with a 2:1 margin. The unit features a 1/4 inch port and a CM round-end rear cover.
| Model | Airtac MF32-40 Stainless Steel Mini Cylinder MF32X200CM |
|---|---|
| Series | MF JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 200 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. |
| ×200 | 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 medium-weight cartons off a sorting line using the 402.2 N push force, with the 200 mm stroke clearing guide rails easily.
Tensions and positions strapping heads around larger pallet loads where the CM round-end rear cover accommodates a pivoting mount.
Drives a secondary clamping jaw on a machining fixture, taking advantage of the shorter JIS body to keep the work area open.
When sizing this 32 mm bore, the adjacent MF25 generates 245.3 N at 0.5 MPa, whereas stepping up to the MF40 yields 628.3 N at 0.5 MPa. This 200 mm stroke sits well within the 500 mm standard limit, but at this extension length you should carefully manage side loading to prevent rod bending. The CM round-end back cover suits rear pivot mounting, and you can pair the body with LB foot, FA flange, SDB pivot, or TC trunnion hardware.
Without the -S magnet option, this specific SKU cannot support position sensing. Furthermore, a standard double-acting cylinder drifts when air is lost or the valve is centred; the TPU bumpers only decelerate the stroke end and never act as a brake. To suspend a load safely, integrate an external rod lock or a pilot-operated check valve into your circuit.
Quick checklist
This 32 mm bore cylinder features a 1/4 inch 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 increases to 563 N and the pull to 483.8 N. The theoretical maximum force is 82 kgf at 1.0 MPa.
This specific SKU lacks the -S magnet, so it cannot accept CMSG, DMSG, or EMSG switches. Structurally, the JIS-standard riveted SUS304 stainless body is shorter than an ISO 6432 cylinder for the same 200 mm stroke, saving mounting length. It relies on fixed TPU bumper pads to decelerate the stroke end rather than an adjustable air cushion.
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