
The AirTAC Airtac MFCJ Adjustable Mini Cylinder MFCJ32X150-75S is a genuine double acting, adjustable stroke + cushion JIS-standard round-body mini air cylinder with a Ø32mm bore and 150mm 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-site with the AirTAC MFCJ32X150-75S, a JIS-standard round-body mini cylinder featuring a 75 mm adjustable extend window and variable air cushions at both ends. The SUS304 stainless barrel and riveted aluminium covers yield a shorter mounting envelope than an ISO 6432 unit, resisting mild washdown while saving space. Driven by a 12 mm rod and 1/4" port, it delivers 402.2 N push at 0.5 MPa, translating to a safe working load of roughly 241 N or a 20.5 kg vertical lift with a 2:1 margin.
This double-acting design lets you shorten the nominal 150 mm extend stroke down to 75 mm without swapping hardware, while the needle cushions soak up high-speed shock. The built-in -S magnet supports CMSG, DMSG, or EMSG switches for position sensing. Remember that the cushion only decelerates the piston near stroke end; it does not function as a brake, so fit an external rod lock if you must hold a load vertically during air loss.
| Model | Airtac MFCJ Adjustable Mini Cylinder MFCJ32X150-75S |
|---|---|
| Series | MFCJ JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 150 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. |
| ×150 | 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.
Fine-tune the 75 to 150 mm extend stroke on a high-speed sorting lane while the needle cushions absorb the impact of rapid package diverting.
Dial in the exact insertion depth for a 20 kg sub-assembly, leveraging the 402.2 N push force and smooth deceleration to protect delicate components.
Adjust the stroke on the fly for varying pallet widths; the SUS304 barrel withstands damp environments while the cushion prevents harsh end impacts.
Choose the 32 mm bore when 402.2 N push at 0.5 MPa is sufficient, stepping up to the MFCJ40 at 628.3 N if your payload exceeds the safe working load of 241 N. Conversely, if your cycle is light, dropping to an MFCJ25 at 245.3 N saves space. The 75 mm adjustment window here is ideal for trial fits and high-speed changeovers where both the exact extend endpoint and end-of-stroke shock need tuning. Mount via LB foot, FA flange, or TC trunnion (no SDB), and rely on the -S magnet for electronic or reed switch feedback.
Quick checklist
This 32 mm bore cylinder uses 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 maximum of 82 kgf at 1.0 MPa.
No, the variable air cushion only decelerates the piston near the end of travel; it is not a lock or brake, so you need an external rod lock for vertical holding. The external adjuster shortens the extend stroke by up to 75 mm (usable 75-150 mm) but does not lock mid-stroke. The -S magnet enables CMSG, DMSG, or EMSG sensors.
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