
The AirTAC Airtac MF32-40 Stainless Steel Mini Cylinder MF40X600SCA 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 JIS-standard round-body mini cylinder handles heavy-duty automation with a 600 mm stroke. Because this stroke exceeds the 500 mm standard limit, it is manufactured as a made-to-order unit. The SUS304 stainless-steel barrel and riveted aluminium covers resist mild corrosion and washdown, while the piston's two-way seal retains an oil film for extended lifespan. For the same bore and stroke, the MF body is shorter than an ISO 6432 cylinder, saving valuable mounting length in tight fixtures.
Equipped with a built-in magnet (-S) for CMSG, DMSG, or EMSG switches, and a CA pivot back cover, it integrates seamlessly into pivoting mechanisms. The 1/4" port and M14x1.5 male rod thread ensure robust airflow and mounting for this 40 mm bore class. Plan for about 377 N of actual work at 0.5 MPa, which means it can safely lift roughly 32 kg vertically with a 2:1 safety margin. Fixed TPU bumper pads and a front-cover anti-impact pad soften the stroke-end impact, though they decelerate rather than provide adjustable cushioning.
| Model | Airtac MF32-40 Stainless Steel Mini Cylinder MF40X600SCA |
|---|---|
| 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.
Uses the 628.3 N push force at 0.5 MPa to reliably eject heavy stamped metal parts from a hydraulic press bed over the extended 600 mm travel.
Leverages the CA pivot back cover to swing heavy cardboard cartons between parallel packaging lines without binding under high dynamic stress.
Raises an empty pallet stacking gate, safely lifting approximately 32 kg of gate weight vertically thanks to the robust 40 mm bore output.
When sizing this 40 mm bore unit, consider the neighbouring MF32 which provides 402.2 N of push at 0.5 MPa if your load is lighter, as 40 mm is the largest available bore in the MF series. For a 600 mm stroke, carefully evaluate side loads to prevent rod bending, as long strokes amplify deflection forces. The CA pivot back cover is ideal for accommodating misalignment in pivoting loads.
Remember that a standard double-acting cylinder drifts when air is lost or the valve is centred; the TPU bumpers only soften the end of stroke and do not function as a braking lock. To maintain a vertical load securely, install an external rod lock or a pilot-operated check valve. The included -S magnet allows for direct mounting of CMSG, DMSG, or EMSG sensors.
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, 879.6 N push and 738.9 N pull at 0.7 MPa, with a theoretical maximum force of 128.1 kgf at 1.0 MPa.
The 600 mm stroke is non-standard and made-to-order, as it exceeds the 500 mm maximum standard stroke. The build uses fixed TPU bumper pads and a front-cover anti-impact pad to decelerate the piston at the stroke end, but these do not offer adjustable cushioning like the MFC variant.
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