
The AirTAC Airtac MFCJ Adjustable Mini Cylinder MFCJ32X75-30 is a genuine double acting, adjustable stroke + cushion JIS-standard round-body mini air cylinder with a Ø32mm bore and 75mm 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.
Trim the extend stroke by up to 30 mm on site and dial in a needle air cushion at each end with this double-acting mini cylinder. The MFCJ32X75-30 uses a JIS-standard round-body build with a SUS304 stainless barrel and riveted aluminium covers, giving a shorter mounting length than an ISO 6432 unit for the same bore and stroke.
Featuring a 32 mm bore, a 12 mm rod, and a 1/4" port, it delivers 402.2 N of push force at 0.5 MPa. That yields a safe working load of about 241 N, or roughly 20.5 kg of vertical lift with a 2:1 margin. The variable air cushion soaks up high-speed shock, while the external adjuster sets the extend end position within a 45-75 mm window.
| Model | Airtac MFCJ Adjustable Mini Cylinder MFCJ32X75-30 |
|---|---|
| Series | MFCJ JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 75 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. |
| ×75 | 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.
Dial in the 30 mm extend window and tune the needle cushion for smooth, quiet motion during rapid machine format changeovers requiring 402.2 N push.
Ideal for prototype setups where the exact 45-75 mm extend position and end-of-stroke deceleration must both be tuned on-site without risking impact damage.
Leverage the shorter JIS body to save space in tight cells while lifting up to 20.5 kg vertically with a 2:1 safety margin at 0.5 MPa.
When sizing these adjustable-stroke units, compare both bores with real figures: this MFCJ32 hits 402.2 N push at 0.5 MPa, whereas the larger MFCJ40 delivers 628.3 N. If your changeover needs less force, the MFCJ25 offers 245.3 N. Choose the 32 mm bore when your shock-sensitive trial fits need moderate push force and high-speed cushioning.
Mount this cylinder via LB foot, FA flange, or TC trunnion (there is no SDB or back-cover option). Because this specific SKU lacks the -S magnet, it cannot accept CMSG, DMSG, or EMSG switches; add the -S variant for position sensing. Note that the air cushion only decelerates the piston near stroke end—it is not a lock. To hold a load vertically on air loss, install an external rod lock or pilot check valve.
Quick checklist
This 32 mm bore cylinder features a 1/4" port and a 12 mm rod with an M10x1.25 male 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 of 82 kgf at 1.0 MPa.
No, this specific SKU does not include a magnet, so it cannot accept CMSG, DMSG, or EMSG switches. You must select the -S variant to enable position sensing. The external adjuster shortens the extend stroke by up to 30 mm, and the variable air cushion decelerates the piston but does not lock the load.
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