
The AirTAC Airtac MFC Cushioned Stainless Steel Mini Cylinder MFC20X150CM is a genuine double acting + cushion JIS-standard round-body mini air cylinder with a Ø20mm bore and 150mm 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.
Tame high-speed end-of-stroke shock with the AirTAC MFC20X150CM, a JIS-standard round-body mini cylinder featuring a needle-adjustable variable air cushion at both ends. Driven by filtered air through a 1/8" port, this double-acting actuator generates 157 N of push force at 0.5 MPa, making it a robust choice for compact automation.
Built with a SUS304 stainless barrel and riveted aluminium covers, it resists mild corrosion and washdown environments. The CM round-end rear cover and 150 mm stroke deliver practical reach, while the body is notably shorter than an ISO 6432 cylinder of the same bore and stroke. This base SKU lacks a magnet, so it cannot accept CMSG, DMSG, or EMSG sensors; choose the -S variant if position detection is required.
| Model | Airtac MFC Cushioned Stainless Steel Mini Cylinder MFC20X150CM |
|---|---|
| Series | MFC JIS mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 150 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. |
| ×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.
Pushes lightweight cartons at high speed onto adjacent lines, using the variable air cushion to absorb impact and prevent product damage at the 150 mm stroke end.
Ejects moulded plastic components from a press, relying on the 157 N push force and riveted SUS304 construction to withstand intermittent washdown.
Holds delicate aluminium brackets during machining, where the needle-set cushion ensures gentle deceleration without deforming the workpiece.
For lighter payloads, the MFC20X150CM yields a safe working load of roughly 94 N (about 60% of its 157 N push force at 0.5 MPa), lifting around 8 kg vertically with a 2:1 safety margin. If your application demands more thrust, step up to the MFC25, which provides 245.3 N at 0.5 MPa. The adjustable air cushion is essential when cycling at high speeds or moving heavy loads, as it decelerates the piston smoothly. Note that this cylinder will drift and cannot hold a load on air loss; integrate an external rod lock or pilot check valve for suspended loads. Mount using LB foot, FA flange, SDB pivot, or TC trunnion brackets.
Quick checklist
This 20 mm bore cylinder features a 1/8" air port and an M8x1.25 male rod thread. It delivers 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, this specific SKU does not include a magnet and cannot accept CMSG, DMSG, or EMSG switches. You must select the -S variant for position sensing. The cylinder's variable air cushion only decelerates the piston near stroke end; it does not function as a brake or lock.
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