
The AirTAC Airtac MARF Stainless Steel Mini Air Cylinder MARF63X200S is a genuine double acting + cushion (front mount) standard round-body mini air cylinder with a Ø63mm bore and 200mm stroke, 1/4" air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service. A variable air cushion at both ends lets you tune end-of-stroke deceleration on site.
Few 63 mm round-body cylinders give you 200 mm of cushioned travel in a riveted stainless package, yet the MARF63X200S does. At 0.5 MPa (72.5 psi) it pushes with 1557.9 N and pulls with 1457.4 N; at 0.7 MPa the push climbs to 2181.0 N, and the theoretical ceiling is 317.7 kgf at 1.0 MPa. AirTAC rolls the front flange directly onto the barrel, so mounting needs no loose foot or tie-kit.
The variable air cushion at each end is the working engineer's friend: adjust the needle screws on commissioning and end-of-stroke shock disappears even with heavy loads running near the 800 mm/s top of the 30-800 mm/s range. Turn the pressure figure into a lifting plan and this bore will raise about 79 kg vertically at half its 158.8 kgf stall equivalent, leaving margin for friction and wear. Washdown zones and outdoor frames suit the stainless barrel and chrome-plated rod, and the standard magnet accepts CMSG / DMSG / EMSG switches out of the box.
| Model | Airtac MARF Stainless Steel Mini Air Cylinder MARF63X200S |
|---|---|
| Series | MAR mini cylinder |
| Bore size | Ø63 mm |
| Stroke | 200 mm |
| Acting type | Double acting + cushion (front mount) |
| Port size | 1/4" |
| Rod thread | M14×1.5 |
| 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 MA-series datasheet. Barrel: stainless-steel tube (round-body, riveted rolling-packed construction); piston rod: carbon steel with 20µm hard-chrome plating; covers: aluminium alloy. Thread options: PT (blank) / G / NPT. Every MA-series cylinder ships with a built-in magnet for CMSG / DMSG / EMSG position sensors.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 1559 N | 1458 N |
| 0.7 MPa | 2182 N | 2041 N |
| Max (@1.0 MPa) | 318 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MAR | Standard round-body mini cylinder (double-acting, integrated mount, variable cushion). |
|---|---|
| F | Front-cover mount: F = front-flange mounting. |
| 63 | Bore size in mm. |
| ×200 | Stroke length in mm. |
| -S | Built-in magnet for CMSG / DMSG / EMSG sensors (standard on MA series). |
MA-family variants: MA / MAC (double acting ±cushion), MSA / MTA (single acting push / pull), MAD / MACD (double rod ±cushion), MAJ / MACJ (adjustable stroke ±cushion), MAR (cushioned with integrated F/U mount). Mounting accessories: FA flange, LB foot, SDB pivot; plus I and Y knuckles. Thread PT (blank) / G / NPT.
Presses rinse heads onto brewery kegs through caustic splash; the stainless barrel survives the washdown and about 935 N of working push seats the head firmly.
Slides cartons across a cross-belt transfer; 1557.9 N at 0.5 MPa gives several times the force a loaded case needs to move, so speed never starves the stroke.
Drops punch scrap through a chute flap; the 200 mm stroke clears the die area and the end cushions keep the flap quiet at high press rates.
Compare sizes by real force: the 50 mm MAR gives 981.3 N at 0.5 MPa while this 63 mm unit delivers 1557.9 N, roughly 60 percent more push from one bore step. If your frame needs a foot or side bracket rather than a front flange, MAR cannot take FA or LB accessories - the MAC series covers that with its separate mounting hardware.
Hold position by air alone and the rod will creep when supply drops; only a rod lock holds against supply loss. On the 200 mm stroke, watch side loading: a guided load or external bushing protects the 16 mm chrome rod over long service. The standard magnet means CMSG, DMSG or EMSG switches work without any special-order piston.
Quick checklist
Bore 63 mm, rod 16 mm, air port 1/4 inch. Push is 1557.9 N and pull 1457.4 N at 0.5 MPa (72.5 psi); at 0.7 MPa push rises to 2181.0 N. The 1.0 MPa theoretical limit is 317.7 kgf. Speed range 30-800 mm/s, pressure range 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi).
No. The magnet is built into the piston as standard, so CMSG, DMSG and EMSG switches simply snap onto the barrel, and the variable air cushion at both ends is adjusted with needle screws during commissioning.
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