
The AirTAC Airtac MFCJ Adjustable Mini Cylinder MFCJ25X160-10 is a genuine double acting, adjustable stroke + cushion JIS-standard round-body mini air cylinder with a Ø25mm bore and 160mm 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.
Trim the extend stroke by up to 10 mm on site with the external adjuster, then tune the needle variable air cushion at each end to absorb high-speed shock. This double-acting JIS-standard round-body mini cylinder features a SUS304 stainless barrel and riveted aluminium covers, yielding a shorter mounting envelope than an ISO 6432 unit for the same 25 mm bore and 160 mm stroke.
Operating on a 1/8" port with a 10 mm rod, it delivers 245.3 N of push force at 0.5 MPa. The SUS304 build resists mild corrosion and washdown. This non-magnet SKU cannot take a sensor; adding the -S option enables CMSG, DMSG or EMSG switches. It yields a safe working load of roughly 147 N, lifting about 12.5 kg vertically with a 2:1 margin.
| Model | Airtac MFCJ Adjustable Mini Cylinder MFCJ25X160-10 |
|---|---|
| Series | MFCJ JIS mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 160 mm |
| Acting type | Double acting, adjustable stroke + cushion |
| Port size | 1/8" |
| 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 | 245 N | 206 N |
| 0.7 MPa | 344 N | 289 N |
| Max (@1.0 MPa) | 50 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MFCJ | JIS-standard round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 25 | Bore size in mm. |
| ×160 | 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.
Dial in the exact 10 mm extend window and tune the needle air cushion to press lightweight fittings smoothly without end-of-stroke impact.
Fine-tune the actuation reach on the fly for varying package sizes while the variable cushion absorbs the shock of rapid routing at speed.
Lifts about 12.5 kg with a 2:1 safety margin, using the adjustable stroke to set precise gate open heights and the cushion for quiet closure.
Choose by force: the 20 mm bore gives 157 N at 0.5 MPa, this 25 mm bore provides 245.3 N, and the 32 mm bore hits 402.2 N. The 10 mm adjustable window and variable air cushion excel in high-speed changeovers where exact end positioning and deceleration need tweaking.
The cushion only decelerates near stroke end and is never a lock; the piston drifts on air loss, so fit an external rod lock or pilot check valve to hold a load. Mount via LB foot, FA flange or TC trunnion (no SDB). Remember this non-magnet version cannot host a sensor.
Quick checklist
It uses a 1/8" port. At 0.5 MPa the push force is 245.3 N and pull is 206.1 N. At 0.7 MPa push is 343.4 N and pull is 288.5 N. The theoretical max force is 50 kgf at 1.0 MPa.
No, this specific SKU lacks a magnet and cannot take a switch. You must select the -S variant to use CMSG, DMSG or EMSG sensors. The external adjuster shortens the extend stroke by up to 10 mm but is not a mid-stroke lock.
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