
The AirTAC Airtac MFC Cushioned Stainless Steel Mini Cylinder MFC40X100UTC is a genuine double acting + cushion JIS-standard round-body mini air cylinder with a Ø40mm bore and 100mm 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 628.3 N of push force at 0.5 MPa, this 40 mm bore double-acting mini cylinder handles heavy loads with precision. The variable air cushion at both ends lets you dial in the needle valve to absorb end-of-stroke shock at high speeds, protecting your machinery and reducing noise far better than a fixed bumper. Its JIS-standard round-body construction uses a SUS304 stainless steel barrel with riveted aluminium covers, resisting mild corrosion and washdown environments.
For the same bore and stroke, the MFC body is significantly shorter than an ISO 6432 cylinder, saving valuable mounting space. With a 100 mm stroke and a 1/4" port, it provides a safe working load of roughly 377 N, lifting about 32 kg vertically with a 2:1 safety margin. Note that this specific SKU lacks the -S magnet, so it cannot accept CMSG, DMSG, or EMSG position switches.
| Model | Airtac MFC Cushioned Stainless Steel Mini Cylinder MFC40X100UTC |
|---|---|
| Series | MFC JIS mini cylinder |
| Bore size | Ø40 mm |
| Stroke | 100 mm |
| Acting type | Double acting + cushion |
| Port size | 1/4" |
| Rod thread | M14×1.5 |
| 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 | 628 N | 528 N |
| 0.7 MPa | 880 N | 739 N |
| Max (@1.0 MPa) | 128 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MFC | JIS-standard round-body mini cylinder (double-acting, variable cushion). |
|---|---|
| 40 | Bore size in mm. |
| ×100 | 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.
Leverages the 628.3 N push force to redirect heavy packages on a conveyor, while the variable air cushion prevents harsh impacts during rapid 100 mm strokes.
Applies consistent downward pressure for carton folding, using the needle-adjustable cushion to protect the sealing head from end-of-stroke shock at high cycle rates.
Raises lower-tier pallet components with a safe working load of 377 N, relying on the TC trunnion mount to accommodate angular misalignment during the lift.
When sizing this 40 mm bore, step down to the MFC32 if your application only requires 402.2 N of push force at 0.5 MPa, as 40 mm is the largest available bore in the series. The adjustable cushion is essential when operating at the top of the 30-800 mm/s speed range or moving heavy masses, as it decelerates the piston smoothly. Keep in mind the air cushion only slows the stroke near the end points; it is not a brake, and the piston will drift if air pressure drops. For suspended loads that must hold position on air loss, fit an external rod lock or pilot-operated check valve.
This model comes with a U-type flat-end back cover and uses a TC trunnion mounting accessory for pivot articulation. Because this configuration omits the -S magnet, it cannot support magnetic sensing; if you need CMSG, DMSG, or EMSG switches, select an -S variant instead.
Quick checklist
This 40 mm bore double-acting cylinder features a 1/4" port and a 16 mm piston rod. It delivers 628.3 N push and 527.8 N pull at 0.5 MPa, increasing to 879.6 N push and 738.9 N pull at 0.7 MPa. The theoretical maximum force is 128.1 kgf at 1.0 MPa.
No, this specific SKU does not include the -S magnet, so it cannot accept CMSG, DMSG, or EMSG switches. It features a variable air cushion at both ends; you adjust a needle valve to decelerate the piston near the stroke end, which reduces shock and noise at high speeds without acting as a locking brake.
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