
The AirTAC Airtac MFC Cushioned Stainless Steel Mini Cylinder MFC20X10SCA is a genuine double acting + cushion JIS-standard round-body mini air cylinder with a Ø20mm bore and 10mm stroke, 1/8" 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 157 N of push force at 0.5 MPa, this double-acting 20 mm bore mini cylinder relies on a needle-set variable air cushion at both ends to soak up high-speed end-of-stroke shock. The riveted aluminium covers and SUS304 stainless barrel resist mild corrosion and washdown environments. Because the -S suffix equips the piston with a magnet, you can mount CMSG, DMSG or EMSG switches for position sensing.
For the same bore and stroke, the JIS-standard round-body housing is noticeably shorter than an ISO 6432 cylinder, saving valuable mounting length. Driven by a 1/8 inch air port, it yields a safe working load of roughly 94 N and lifts about 8 kg vertically with a 2:1 margin. The CA rear pivot cover simplifies angular alignment on your machine frame.
| Model | Airtac MFC Cushioned Stainless Steel Mini Cylinder MFC20X10SCA |
|---|---|
| Series | MFC JIS mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 10 mm |
| Acting type | Double acting + cushion |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 | 157 N | 132 N |
| 0.7 MPa | 220 N | 185 N |
| Max (@1.0 MPa) | 32 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). |
|---|---|
| 20 | Bore size in mm. |
| ×10 | 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.
Shoots lightweight plastic components out of a machining zone at speed, relying on the needle-set air cushion to prevent end-of-stroke bounce.
Pushes small cartons onto a secondary belt; the SUS304 riveted body handles occasional splash during washdown cycles.
Fits into tight robotic end-effectors where overall length is critical, providing 8 kg of vertical lift with a 2:1 safety margin.
If 94 N of safe working load is insufficient, step up to the MFC25 which provides 245.3 N at 0.5 MPa; there is no smaller MFC bore, so this 20 mm variant is the floor of the range. The adjustable air cushion is essential when cycling at high speeds or moving sensitive masses, as it decelerates the piston near stroke end without harsh impacts. Remember that this cylinder does not hold position on air loss—the piston will drift—so fit an external rod lock or pilot check valve if you need to secure a suspended load. Along with the CA back pivot, you can use LB foot, FA flange, SDB pivot or TC trunnion mounts to suit your layout.
Quick checklist
This 20 mm bore cylinder uses a 1/8 inch port and an M8x1.25 male rod thread. It generates 157 N push and 131.9 N pull at 0.5 MPa, 219.8 N push and 184.7 N pull at 0.7 MPa, with a theoretical maximum of 32 kgf at 1.0 MPa.
No, the piston will drift on air loss. The variable air cushion only decelerates the piston near the stroke end; it is not a brake. For suspended loads, install an external rod lock or pilot check valve. The built-in -S magnet supports CMSG, DMSG and EMSG sensors.
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