
The AirTAC Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ25X200-10S is a genuine double acting, adjustable stroke standard round-body mini air cylinder with a Ø25mm bore and 200mm stroke, 1/8" air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
Ten millimeters of on-site trim is often all a fixture needs, and the MAJ25X200-10S provides exactly that: an external screw that shortens the 200 mm extend travel by up to 10 mm. Push force at 0.5 MPa is 245.3 N; keep applied work near 147 N to stay comfortably inside the rating, enough to lift roughly 12 kg vertically at a 2:1 factor.
AirTAC machines the riveted stainless tube to tight tolerances, so the hard-chrome rod runs smoothly over the full 200 mm. Stroke ends meet fixed bumper pads - they decelerate the piston but are not adjustable cushions; if tunable end damping is needed, the MACJ family adds that. Every unit ships with its magnet installed, so CMSG, DMSG or EMSG reed switches bolt on without options.
| Model | Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ25X200-10S |
|---|---|
| Series | MAJ mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 200 mm |
| Acting type | Double acting, adjustable stroke |
| 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 | Fixed anti-impact bumper pads |
| Max standard stroke | Up to 300 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 | 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.
| MAJ | Standard round-body mini cylinder (adjustable-stroke). |
|---|---|
| 25 | Bore size in mm. |
| ×200 | Stroke length in mm. |
| -10 | Adjustable stroke window (mm the extend stroke can be shortened on site). |
| -S | Built-in magnet for CMSG / DMSG / EMSG sensors (standard on MA series). |
| CA / U / CM | Back-cover type: CA pivot, U flat-end, CM round-end. |
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.
Clamps aluminium billets in a machining fixture; the 10 mm trim sets exact contact depth after tooling changes.
Drives a syringe plunger on a small filling rig; the stop screw locks the dose endpoint between batches without repositioning brackets.
Closes the sliding chip drawer on a machining centre; a CMSG switch driven by the standard magnet confirms full extension before the spindle restarts.
Compare neighbours first: the 20 mm bore gives 157 N at 0.5 MPa and the 32 mm gives 402.2 N, so 25 mm fits when the load sits between those bands. Supply air at 0.15-1.0 MPa (22-145 psi); speed range 30-800 mm/s. Note the adjuster is an extend-end stop, not a holding brake - without pressure the rod can still be pushed back.
Choose FA flange or LB foot mounting, with I or Y knuckles for pivoting loads. On a 200 mm travel, keep side load off the 10 mm rod by guiding the payload externally.
Quick checklist
Push 245.3 N and pull 206.1 N at 0.5 MPa; at 0.7 MPa push climbs to 343.4 N and pull to 288.5 N; theoretical peak 50.0 kgf at 1.0 MPa. Ports are 1/8" and the male rod thread is M10x1.25.
No. The fixed pads only soften final deceleration to protect the covers; damping is not adjustable. For adjustable cushioning, AirTAC offers the MACJ series. Stroke speed here can run anywhere from 30-800 mm/s.
Genuine AirTAC parts produced by AirTAC factory.
Covers non-human-caused product damage.
Standard models are processed and dispatched in 3-5 business days.
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