
The AirTAC Airtac MF32-40 Stainless Steel Mini Cylinder MF32X180SCM is a genuine double acting JIS-standard round-body mini air cylinder with a Ø32mm bore and 180mm 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, the AirTAC MF32X180SCM is a JIS-standard round-body mini cylinder built for tight machinery layouts. Its SUS304 stainless steel barrel and riveted aluminium covers shrug off mild washdown environments, while the internal two-way seal retains an oil film for long service life. Because this JIS body is physically shorter than a comparable ISO 6432 cylinder at the same 32 mm bore and 180 mm stroke, it saves valuable mounting length without sacrificing power.
This double-acting actuator features a built-in piston magnet (-S) for position sensing and a CM round-end rear cover for direct pivot mounting. It uses fixed TPU bumper pads to soften stroke-end impacts rather than adjustable cushions. For practical sizing, plan for roughly 241 N of usable work at 0.5 MPa, which means it can comfortably lift about 20.5 kg vertically with a 2:1 safety margin. The unit connects via a 1/4" port and handles speeds from 30-800 mm/s.
| Model | Airtac MF32-40 Stainless Steel Mini Cylinder MF32X180SCM |
|---|---|
| Series | MF JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 180 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. |
| ×180 | 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.
Ideal for securing aluminium housings during CNC machining, using the 402.2 N push force to hold parts firmly against a fixture locater.
Acts as a pivot-mounted sorting gate on packaging lines, where the CM round-end rear cover swings the arm to redirect cartons at high speeds.
Moves small metal assemblies between conveyor tiers, safely lifting loads up to 20.5 kg thanks to its robust 32 mm bore and double-acting action.
When sizing this 32 mm bore, compare it directly against its neighbours: the MF25 provides 245.3 N of push at 0.5 MPa for lighter duties, while stepping up to the MF40 yields 628.3 N for heavier loads. The MF32X180SCM hits a strong middle ground for mid-tier actuation. Because this is a standard 180 mm stroke, it falls well within the 500 mm maximum standard limit, keeping it readily available without special ordering.
Remember that a standard double-acting cylinder will drift if air pressure drops or the valve is centred; the TPU bumpers only decelerate the stroke end and act as neither a brake nor a lock. If your application requires strict position holding on a vertical load, add an external rod lock or a pilot-operated check valve. The included -S magnet allows seamless mounting of CMSG, DMSG, or EMSG reed and electronic sensors.
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.
For the same 32 mm bore and 180 mm stroke, the MF JIS-standard body is shorter than an ISO 6432 cylinder, saving mounting space. It relies on fixed TPU bumper pads to decelerate at the stroke end rather than an adjustable air cushion.
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