
The AirTAC Airtac MFCJ Adjustable Mini Cylinder MFCJ32X160-40 is a genuine double acting, adjustable stroke + cushion JIS-standard round-body mini air cylinder with a Ø32mm bore and 160mm 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 and absorb high-speed impact with the AirTAC MFCJ32X160-40, a JIS-standard round-body mini cylinder. An external adjuster lets you shorten the extend stroke by up to 40 mm on-site, yielding a usable 120-160 mm extension, while the needle-set variable air cushion at both ends decelerates the piston smoothly. Built with a SUS304 stainless barrel and riveted aluminium covers, it resists mild corrosion and washdown. This body is also shorter than an ISO 6432 cylinder for the same bore and stroke, saving valuable mounting length.
Delivering 402.2 N of push force at 0.5 MPa (563 N at 0.7 MPa), this double-acting unit fits a 1/4" port and a 12 mm rod with an M10x1.25 male thread. Based on the 0.5 MPa push figure, it handles a safe working load of roughly 241 N, lifting about 20.5 kg vertically with a 2:1 safety margin. Note this specific SKU lacks the -S magnet, so it cannot accept CMSG, DMSG, or EMSG position switches.
| Model | Airtac MFCJ Adjustable Mini Cylinder MFCJ32X160-40 |
|---|---|
| Series | MFCJ JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 160 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. |
| ×160 | 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.
Use the 40 mm stroke adjuster to fine-tune the extend position during machine changeovers, while the variable air cushion absorbs the 402.2 N push impact at high operating speeds.
Set the exact 120-160 mm gate extension on-site and tune the needle cushion to prevent end-of-stroke slamming, safely handling loads up to 241 N.
Lift components weighing about 20.5 kg vertically using the 0.5 MPa push force, relying on the adjustable stroke to dial in the precise drop height.
Choose between the two available bores based on your force requirements. The MFCJ32X160-40 provides 402.2 N push at 0.5 MPa, whereas stepping up to the MFCJ40 delivers 628.3 N if your payload is heavier. This 32 mm bore is ideal when you need precise tuning during high-speed changeovers or shock-sensitive trial fits, allowing you to set both the stroke endpoint and the end-of-stroke deceleration independently.
Keep in mind the variable air cushion only decelerates the piston near the end of travel; it is not a brake. If your application must hold a load vertically or resist drift on air loss, add an external rod lock or pilot-operated check valve. For mounting, use LB foot, FA flange, or TC trunnion brackets (SDB and back-cover mounts are unavailable). If you need position sensing, select the -S magnet variant instead of this non-magnetic SKU.
Quick checklist
This 32 mm bore cylinder features a 1/4" port and a 12 mm rod. At 0.5 MPa it pushes with 402.2 N and pulls with 345.6 N. At 0.7 MPa the push force is 563 N and the pull is 483.8 N. The theoretical maximum force is 82 kgf at 1.0 MPa.
This specific SKU does not include the -S magnet, so it cannot accept CMSG, DMSG, or EMSG switches. The external adjuster shortens the extend stroke by up to 40 mm (giving a 120-160 mm range), and the variable air cushion at both ends handles high-speed deceleration.
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