
The AirTAC Airtac MFC Cushioned Stainless Steel Mini Cylinder MFC32X550SCM is a genuine double acting + cushion JIS-standard round-body mini air cylinder with a Ø32mm bore and 550mm 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 402.2 N of push force at 0.5 MPa, this 32 mm bore double-acting mini cylinder is built for demanding actuation. 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 cutting operational noise. The 1/4" port feeds the chamber efficiently, and the stroke length of 550 mm is a non-standard, made-to-order dimension that exceeds the 500 mm max standard for this series.
The 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 is noticeably shorter than an ISO 6432 cylinder, saving valuable mounting length. It yields a safe working load of roughly 241 N, meaning it can lift about 20.5 kg vertically with a 2:1 safety margin. The included -S magnet supports CMSG, DMSG, and EMSG position sensing.
| Model | Airtac MFC Cushioned Stainless Steel Mini Cylinder MFC32X550SCM |
|---|---|
| Series | MFC JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 550 mm |
| Acting type | Double acting + cushion |
| Port size | 1/4" |
| Rod thread | M10×1.25 |
| 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | 484 N |
| Max (@1.0 MPa) | 82 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). |
|---|---|
| 32 | Bore size in mm. |
| ×550 | 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 extended 550 mm stroke to push heavier totes across transfer plates, relying on the tuned air cushion to halt the 402.2 N thrust smoothly without slamming.
Lowers approximately 20.5 kg payloads safely, using the dual-end cushioning to prevent harsh drops at the bottom of the 550 mm descent.
Drives folding mechanisms at rapid cycle rates where the adjustable needle bleed absorbs kinetic energy, protecting the stainless riveted body from structural fatigue.
When sizing this actuator, evaluate both directions: step down to the MFC25 for lighter loads at 245.3 N push @0.5 MPa, or step up to the MFC40 when you need 628.3 N of push force. The adjustable air cushion is essential for high-speed or heavy mass transitions, but remember it only decelerates the piston near the stroke end—it is not a locking brake. Because a standard cylinder will drift and lose its position on air loss or when a valve is centered, you must add an external rod lock or pilot-operated check valve for suspended loads.
This specific configuration features a CM round-end back cover and a built-in magnet for electronic or reed switches. Mounting flexibility is provided through LB foot, FA flange, SDB pivot, and TC trunnion options to fit your mechanical layout.
Quick checklist
This 32 mm bore cylinder features a 1/4" port and a 12 mm rod with an M10x1.25 male thread. It generates 402.2 N push and 345.6 N pull at 0.5 MPa, increasing to 563 N push and 483.8 N pull at 0.7 MPa. The theoretical maximum force is 82 kgf at 1.0 MPa.
No, the variable air cushion only decelerates the piston near the end of the stroke and acts purely as a shock absorber, never as a brake. If air loss occurs or the valve is centered, the piston will drift. For suspended or vertical loads, you must install an external rod lock or a pilot-operated check valve.
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