
The AirTAC Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ16X200-30S is a genuine double acting, adjustable stroke + cushion standard round-body mini air cylinder with a Ø16mm bore and 200mm 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.
AirTAC built the MACJ16X200-30S around a riveted stainless round barrel with a hard-chrome plated 6 mm rod - construction that tolerates outdoor humidity and light washdown far better than painted mini cylinders. Function is double-acting with an adjustable extend stroke (30 mm window) and a variable air cushion at both ends.
On 0.5 MPa supply the 16 mm bore develops 100.5 N push and 86.4 N pull, climbing to 140.7 N and 120.9 N at 0.7 MPa with a 20.5 kgf theoretical peak. That translates to roughly 60 N of dependable working force, or a vertical lift of about 5 kg when you keep a 2:1 margin. The magnet comes standard, so bracket a CMSG, DMSG or EMSG switch straight onto the M5x0.8-ported body and start sensing on day one.
| Model | Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ16X200-30S |
|---|---|
| Series | MACJ mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 200 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. |
| ×200 | Stroke length in mm. |
| -30 | 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.
Extend a detection flag across a narrow racking aisle to confirm pallet presence; the standard magnet and an EMSG switch report position back to the WMS.
Push a small diverter blade between two coffee-chute paths with 100.5 N of push, trimming blade travel inside the 30 mm window to match chute depth.
Drive a lock pin into an indexing dial on a compact rotary table; the cushion damps pin seating and a CMSG switch confirms full lockout before the cycle starts.
For heavier clamping, the next bore up is 20 mm at 157.0 N push and 131.9 N pull, and 25 mm reaches 245.3 N and 206.1 N at 0.5 MPa - size from the 60 N working figure, not the 100.5 N peak, for long seal and rod life.
Pick the LB foot for inline frames or the FA flange for face mounting; I and Y rod knuckles cover swinging links. Because the 30 mm adjuster is a mechanical end stop only, pair it with a check or locking valve where the load must not sink on air failure. With a 200 mm stroke on a 6 mm rod, keep side loads on a separate guide.
Quick checklist
No - every MA-series cylinder ships with the magnet built in, so CMSG, DMSG and EMSG switches mount directly on the stainless barrel for end-of-stroke or in-window position signals.
Push 100.5 N and pull 86.4 N at 0.5 MPa; push 140.7 N and pull 120.9 N at 0.7 MPa; 20.5 kgf theoretical maximum. Operating range is 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi), temperature -20 to +70 C, speed 30-800 mm/s.
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