
The AirTAC Airtac MFC Cushioned Stainless Steel Mini Cylinder MFC20X200SU is a genuine double acting + cushion JIS-standard round-body mini air cylinder with a Ø20mm bore and 200mm 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, the AirTAC MFC20X200SU is a JIS-standard round-body mini cylinder built for double-acting operation. A variable air cushion at both ends lets you dial in the needle valve to absorb high-speed end-of-stroke shock, protecting your payload while actively cutting noise. The SUS304 stainless barrel and riveted aluminium covers shrug off mild corrosion and washdown environments.
This 20 mm bore, 200 mm stroke variant features a U flat-end rear cover and a built-in piston magnet for position sensing. For the same bore and stroke, this riveted body is noticeably shorter than an ISO 6432 cylinder, saving valuable mounting length. It yields a safe working load of roughly 94 N, lifting about 8 kg vertically with a 2:1 safety margin.
| Model | Airtac MFC Cushioned Stainless Steel Mini Cylinder MFC20X200SU |
|---|---|
| Series | MFC JIS mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 200 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. |
| ×200 | 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 157 N push force to push small cardboard cartons off a high-speed packaging line, relying on the variable cushion to stop the 200 mm stroke without bouncing.
Ideal for lightly seating bearings or electronic pins, where the adjustable end-cushioning protects fragile parts from sudden impact at the end of travel.
Raises lightweight plastic totes weighing up to 8 kg, using the U flat-end cover for straightforward top mounting and the needle valve to soften the descent.
When sizing this 20 mm bore unit, step down if payloads are very light or step up to the MFC25, which provides 245.3 N of push force at 0.5 MPa. The adjustable air cushion is essential when cycling at high speeds or moving heavier masses, as it prevents harsh impacts. If your layout requires position feedback, the -S magnet on this model directly supports CMSG, DMSG, and EMSG switches.
Keep in mind that the air cushion only decelerates the piston near the stroke end; it does not function as a lock or brake. Because a standard double-acting cylinder will drift and lose its load if air pressure drops or the valve centres, you should incorporate an external rod lock or a pilot-operated check valve for suspended loads.
Quick checklist
This 20 mm bore cylinder has an 8 mm rod with an M8x1.25 male thread and a 1/8" air port. 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; you need an external rod lock or pilot check valve to hold a load. The variable air cushion at both ends uses a needle to decelerate the piston near stroke end, reducing shock, but it is not a brake.
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