
The AirTAC Airtac MFC Cushioned Stainless Steel Mini Cylinder MFC40X100SCA 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 double-acting 40 mm bore mini cylinder handles heavy loads with precision. The MFC40X100SCA features a needle-adjustable variable air cushion at both ends, allowing you to dial in the deceleration and eliminate end-of-stroke shock during high-speed cycles. Its SUS304 stainless steel barrel and riveted aluminium covers resist mild corrosion and washdown environments.
For the same bore and stroke, this JIS-standard round-body design is notably shorter than a comparable ISO 6432 cylinder, saving valuable machine space without sacrificing power. Equipped with a built-in piston magnet (-S suffix), it supports CMSG, DMSG, and EMSG position switches. Based on the 0.5 MPa push rating, it provides a safe working load of roughly 377 N, meaning it can lift about 32 kg vertically with a 2:1 safety margin. The unit features a 1/4 inch port, a 16 mm rod, and a CA rear pivot cover.
| Model | Airtac MFC Cushioned Stainless Steel Mini Cylinder MFC40X100SCA |
|---|---|
| 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.
Uses the 628.3 N push force to deflect heavy packaged goods on a high-speed sorting line, relying on the tuned air cushion to stop the 100 mm stroke smoothly without jarring the products.
Pushes finished metal parts out of a forming die, where the SUS304 stainless barrel withstands residual cutting fluid and the adjustable cushion absorbs the sudden end-of-stroke impact.
Raises 30 kg material trays within an automated storage system, benefiting from the shorter JIS body length to fit tight vertical cavities while the CA pivot prevents side-load binding.
If 628.3 N of push at 0.5 MPa is excessive for your payload, stepping down to the MFC32 bore yields 402.2 N, offering a lighter, more compact footprint. Conversely, the 40 mm bore represents the maximum standard size in the MFC family, making it the top choice when maximum thrust is required. The adjustable air cushion is essential when moving heavy masses at high speeds, as it prevents harsh impacts that could damage your tooling.
Remember that the cushion only decelerates the piston near the stroke end; it does not function as a brake. If air pressure drops, the piston will drift, so you must add an external rod lock or pilot check valve to hold a suspended load securely. This CA pivot-cover model is ready for clevis mounting, and the included magnet allows seamless sensor integration.
Quick checklist
This 40 mm bore cylinder features a 1/4 inch air port and a 16 mm piston rod. It generates 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, the variable air cushion only decelerates the piston near the end of the stroke to reduce shock; it does not act as a lock or brake. If air pressure is removed, the piston will drift. To suspend or hold a load safely, you must install an external rod lock or a pilot-operated check valve.
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