
The AirTAC Airtac MFCJ Adjustable Mini Cylinder MFCJ32X175-20 is a genuine double acting, adjustable stroke + cushion JIS-standard round-body mini air cylinder with a Ø32mm bore and 175mm 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.
Dial in exact end positions on the fly with the AirTAC MFCJ32X175-20, a JIS-standard round-body mini cylinder built for double-acting service. An external adjuster shortens the extend stroke by up to 20 mm on site, giving a usable 155-175 mm window, while a needle-set variable air cushion at both ends soaks up high-speed shock. The riveted SUS304 stainless barrel and aluminium covers form a compact body that is shorter than an ISO 6432 unit for the same stroke, resisting mild washdown.
Featuring a 12 mm rod and a 1/4" port, this 32 mm bore generates 402.2 N of push force at 0.5 MPa. That translates to a safe working load of roughly 241 N, or lifting about 20.5 kg vertically with a 2:1 safety margin. Note this SKU lacks the -S magnet, so it cannot host CMSG, DMSG or EMSG switches. The cushion only decelerates near stroke end—it is not a lock, so fit an external rod lock or pilot check valve if you need to hold a load on air loss.
| Model | Airtac MFCJ Adjustable Mini Cylinder MFCJ32X175-20 |
|---|---|
| Series | MFCJ JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 175 mm |
| Acting type | Double acting, adjustable stroke + cushion |
| 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 | Variable air cushion, both ends |
| 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.
| MFCJ | JIS-standard round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 32 | Bore size in mm. |
| ×175 | 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.
Tune the 20 mm extend window to hit diverters precisely on varying package sizes, using the variable air cushion to stop the 402.2 N thrust smoothly at 800 mm/s.
Dial in the exact 155-175 mm clamp position during machine changeovers without swapping cylinders, absorbing end-shock to protect fragile sub-assemblies.
Lift loads up to 20.5 kg in compact sorting stations where the shorter-than-ISO-6432 body saves mounting space and the cushion prevents harsh bottoming.
Choose between the 32 mm and 40 mm bores based on your force needs: this MFCJ32 delivers 402.2 N push at 0.5 MPa, while the larger MFCJ40 offers 628.3 N. If your changeover involves shock-sensitive trial fits where both the stroke length and end-of-stroke impact need tuning, the 20 mm adjustable window combined with the twin variable air cushions makes the MFCJ32X175-20 ideal. Mount it via LB foot, FA flange or TC trunnion (there is no SDB or back-cover option on this build). Because this specific code lacks the -S magnet, you must select an -S variant if your application requires position sensing.
Quick checklist
This 32 mm bore cylinder has a 1/4" port and 12 mm rod. 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 max of 82 kgf at 1.0 MPa. Operating pressure is 0.15-1.0 MPa.
No, this specific SKU does not include the -S magnet, so it cannot host CMSG, DMSG or EMSG switches. You must order an -S variant for position sensing. The external adjuster shortens the extend stroke by up to 20 mm, and the variable air cushion decelerates the piston but does not lock the load.
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