
The AirTAC Airtac MFCD Double Rod Cushioned Mini Cylinder MFCD20X200S is a genuine double acting, double rod + 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.
Twin rods and needle-set air cushions at both ends define the MFCD20X200S, a JIS-standard round-body mini cylinder built for smooth, anti-rotation motion at high speeds. The SUS304 stainless barrel and riveted aluminium covers yield a compact body that is physically shorter than an ISO 6432 unit of the same bore and stroke, saving valuable machine space while resisting mild washdown corrosion. Because a rod exits both covers, thrust is equal in both directions at 131.9 N at 0.5 MPa and 184.7 N at 0.7 MPa, with a theoretical max of 26.9 kgf at 1.0 MPa.
Driven by a 20 mm bore, an 8 mm rod at each end, and a 1/8" port, this double-acting unit provides a safe working load of about 79 N (roughly 60% of the 0.5 MPa force) and a vertical lift capacity near 6.7 kg with a 2:1 safety margin. The extended 200 mm stroke travels at 30-800 mm/s. The built-in magnet (-S) directly supports CMSG, DMSG, and EMSG switches for position sensing. Remember that the variable cushions only decelerate the piston near stroke end; they do not lock the load, so fit an external rod lock or pilot check valve if you need to hold position on air loss.
| Model | Airtac MFCD Double Rod Cushioned Mini Cylinder MFCD20X200S |
|---|---|
| Series | MFCD JIS mini cylinder |
| Bore size | Ø20 mm |
| Stroke | 200 mm |
| Acting type | Double acting, double rod + 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 300 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 | Force (both ways) |
|---|---|
| 0.5 MPa | 132 N |
| 0.7 MPa | 185 N |
| Max (@1.0 MPa) | 27 kgf |
Double-rod: a rod exits both covers, so output force is equal in both directions (rod-side area used).
| MFCD | JIS-standard round-body mini cylinder (double-rod, 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.
Shuttles a 6 kg electronics tray 200 mm between two stations. The second rod prevents yawing during the rapid 800 mm/s traverse, while the needle cushions absorb end-of-stroke shock.
Drives a synchronized dual-gripper pick-and-place head. Equal 131.9 N force both ways ensures consistent grip pressure whether opening or closing, without requiring separate pressure regulators.
Lowers a 4 kg packaging flap smoothly. The adjustable air cushion decelerates the load just before the bottom cover, preventing slamming without needing a separate hydraulic shock absorber.
Choose the MFCD20X200S when your application needs equal force both ways (131.9 N at 0.5 MPa) and stable anti-rotation guidance over a 200 mm travel. If your load requires more thrust, step up to the MFCD25, which delivers 206.1 N at 0.5 MPa. This 20 mm bore version uses an 8 mm rod and a 1/8" port, making it ideal for lighter, high-speed twin-tool setups where shock absorption is critical. Mounting options include LB foot, FA flange, and TC trunnion (no SDB or back-cover code exists because rods exit both ends). The -S magnet enables CMSG, DMSG, and EMSG sensors; a non-S SKU cannot take a switch. Always add an external pilot check valve if the load must resist drifting when air pressure drops.
Quick checklist
The MFCD20X200S is a double-acting, double-rod cylinder with equal force both ways: 131.9 N at 0.5 MPa, 184.7 N at 0.7 MPa, and a theoretical max of 26.9 kgf at 1.0 MPa. It uses a 20 mm bore, an 8 mm rod at each end, and a 1/8" port.
Yes, the -S suffix means it has a built-in piston magnet for CMSG, DMSG, and EMSG position switches. However, the variable air cushions only decelerate the piston near stroke end; they do not lock or hold the load. You must add an external rod lock or pilot check valve to prevent drifting on air loss.
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