
The AirTAC Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ16X225-10S is a genuine double acting, adjustable stroke + cushion standard round-body mini air cylinder with a Ø16mm bore and 225mm stroke, M5×0.8 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.
A 16 mm bore round-body mini cylinder in a riveted stainless barrel, the MACJ16X225-10S gives double-acting push with a 10 mm on-site window for trimming the extend stroke. At 0.5 MPa it pushes 100.5 N and pulls 86.4 N, so roughly 60 N is a sensible target for the real job. A variable air cushion at both ends lets you soften landings while running anywhere from 30 to 800 mm/s.
Corrosion resistance comes from the stainless tube and the hard-chrome plated rod, an advantage over painted minis in humid or washdown spots. The magnet is built in as standard, so CMSG, DMSG or EMSG switches mount without special ordering, and the ports are M5x0.8.
| Model | Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ16X225-10S |
|---|---|
| Series | MACJ mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 225 mm |
| Acting type | Double acting, adjustable stroke + cushion |
| Port size | M5×0.8 |
| Rod thread | M6×1.0 |
| 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 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 | 101 N | 86 N |
| 0.7 MPa | 141 N | 121 N |
| Max (@1.0 MPa) | 21 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MACJ | Standard round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 16 | Bore size in mm. |
| ×225 | 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.
Advances microplate racks 225 mm between washer and reader stations in a small analytical lab, cushioned at both stops.
Kicks underfilled 50 ml bottles off a beverage filler line; the 100.5 N push at 0.5 MPa is ample for light PET containers.
Tucks side flaps on small cartons, where the 10 mm trim dial absorbs flap tolerance differences between batches.
Needing more muscle than this 16 mm bore? The 20 mm MA unit reaches 157 N push at 0.5 MPa, nearly 1.6x this cylinder's 100.5 N. For light gates and sensor pushers, stay here and budget about 60 N of true working force. With a 225 mm stroke on a 6 mm rod, keep side loads off the rod and guide the payload externally.
The stop screw sets a shorter extend stroke inside the 10 mm window; it is not a mid-stroke lock, and the rod will settle if air is lost. Pick FA flange or LB foot mounting, add I or Y knuckles if the joint needs them, and rely on the standard magnet for CMSG / DMSG / EMSG switching.
Quick checklist
At 0.5 MPa the 16 mm piston pushes 100.5 N and pulls 86.4 N; at 0.7 MPa push rises to 140.7 N, and theoretical maximum force is 20.5 kgf at 1.0 MPa. Air supply is 0.15-1.0 MPa (22-145 psi), speed 30-800 mm/s, ports M5x0.8, rod thread M6x1.0, with a variable cushion at both ends.
Yes. Every MA-series cylinder leaves the factory with the piston magnet installed, so CMSG, DMSG or EMSG switches mount straight onto the barrel. Variable air cushioning at both ends is likewise part of the MACJ design, softening stops at any speed within 30-800 mm/s.
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