
The AirTAC Airtac MF32-40 Stainless Steel Mini Cylinder MF40X600CM is a genuine double acting JIS-standard round-body mini air cylinder with a Ø40mm bore and 600mm 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 628.3 N of push force at 0.5 MPa, this double-acting 40 mm bore JIS-standard round-body mini cylinder is built for demanding actuation. The 600 mm stroke specified here exceeds the 500 mm standard maximum, making this a made-to-order unit for applications requiring extended travel. Its SUS304 stainless barrel and riveted aluminium covers resist mild corrosion and washdown, while the internal two-way seal retains an oil film for prolonged operational life.
Because the MF envelope is physically shorter than an ISO 6432 cylinder of identical bore and stroke, it saves valuable mounting length in tight machinery. Fixed TPU bumper pads alongside a front-cover anti-impact pad soften stroke-end impacts, though they decelerate rather than provide adjustable cushioning. For practical sizing, plan for roughly 377 N of usable work at 0.5 MPa; vertically, this translates to lifting about 32 kg safely with a 2:1 margin. Air connects via a 1/4" port.
| Model | Airtac MF32-40 Stainless Steel Mini Cylinder MF40X600CM |
|---|---|
| Series | MF JIS mini cylinder |
| Bore size | Ø40 mm |
| Stroke | 600 mm |
| Acting type | Double acting |
| Port size | 1/4" |
| Rod thread | M14×1.5 |
| 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 | 628 N | 528 N |
| 0.7 MPa | 880 N | 739 N |
| Max (@1.0 MPa) | 128 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). |
|---|---|
| 40 | Bore size in mm. |
| ×600 | 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 heavy cartons across wide transfer lines using the 600 mm stroke, relying on the 628.3 N thrust to overcome side friction without stalling.
Seats large bearings or pins in automotive fixtures, utilizing the 40 mm bore power and the compact JIS body to fit within dense tooling layouts.
Actuates heavy safety gates or stops in high-throughput logistics hubs, where the SUS304 barrel withstands occasional washdowns and environmental dust.
When sizing this actuator, verify if the 628.3 N push at 0.5 MPa is strictly necessary; stepping down to the MF32 yields 402.2 N, which may suffice for lighter loads. As 40 mm is the largest available MF bore, there is no larger standard option to scale up to. Given the 600 mm non-standard stroke, carefully evaluate side-load forces to prevent rod bending over that extended length. The CM round-end back cover suits pivot-mount installations.
This specific SKU lacks the -S magnet, meaning it cannot accept CMSG, DMSG, or EMSG position switches. If sensing is required, select the -S variant. Furthermore, the fixed bumpers only decelerate the piston near the stroke end and do not function as a brake; the rod will drift if air is lost or the valve is centred. To suspend a load securely, integrate an external rod lock or a pilot-operated check valve into your circuit.
Quick checklist
This 40 mm bore cylinder features a 1/4" port and an M14x1.5 male rod thread. It generates 628.3 N push and 527.8 N pull at 0.5 MPa, increasing to 879.6 N push and 738.9 N pull at 0.7 MPa. The theoretical maximum force is 128.1 kgf at 1.0 MPa.
No, because this SKU lacks the -S suffix, it has no internal magnet and cannot accept CMSG, DMSG, or EMSG switches. You would need the -S variant for sensing. It uses a CM round-end back cover for pivot mounting and fixed TPU bumper pads for end-of-stroke deceleration.
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