
The AirTAC Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ63X150-100S is a genuine double acting, adjustable stroke + cushion standard round-body mini air cylinder with a Ø63mm bore and 150mm 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.
Long reach meets the top force class of the MA family: the MACJ63X150-100S runs a 63 mm bore over 150 mm of stroke, and the stop screw lets you shorten the extend travel anywhere inside the 100 mm window without swapping cylinders. Variable air cushions at both ends decelerate the load, so even at 800 mm/s the covers stay protected cycle after cycle.
Force at 0.5 MPa is about 1558 N push and 1457 N pull, climbing to 2181 N at 0.7 MPa; the theoretical ceiling is 317.7 kgf at 1.0 MPa. Plan real work around 935 N of push, and treat the pull stroke as good for roughly 79 kg of vertical lift with a 2:1 margin. The stainless rolled barrel and hard-chrome 16 mm rod resist corrosion in damp plants, and the standard magnet accepts CMSG, DMSG or EMSG switches anywhere along the travel.
| Model | Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ63X150-100S |
|---|---|
| Series | MACJ mini cylinder |
| Bore size | Ø63 mm |
| Stroke | 150 mm |
| Acting type | Double acting, adjustable stroke + cushion |
| 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.
| MACJ | Standard round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 63 | Bore size in mm. |
| ×150 | Stroke length in mm. |
| -100 | 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.
Pushes tall sprue plates clear of the mold; the 100 mm trim window matches different mold heights without reordering cylinders.
Raises roller-conveyor stoppers around a 79 kg equivalent load; the cushioned landing avoids jolting the product.
Feeds a machining slide up to 150 mm per cycle; the stroke is trimmed on site to the fixture, saving a new order when tooling changes.
This is the largest bore and among the longest strokes in the MA series; a 50 mm unit saves air at 981 N push and 881 N pull at 0.5 MPa if the load is lighter. The stop screw is an end stop for the extend stroke only - it cannot hold position mid-stroke, and the rod still moves if air is lost. Over 150 mm even small side loads will bend a 16 mm rod, so guide the payload externally or combine FA flange with LB foot for a rigid fixed line; I and Y knuckles suit pivoting links.
Quick checklist
Push is about 1557.9 N and pull about 1457.4 N at 0.5 MPa; at 0.7 MPa push reaches 2181.0 N and pull 2040.3 N, with a theoretical maximum of 317.7 kgf at 1.0 MPa. It runs on 0.15-1.0 MPa (22-145 psi) at 30-800 mm/s.
Yes - the piston magnet is built in as standard, so CMSG, DMSG or EMSG switches clamp onto the stainless barrel at any point. Since the adjuster is a mechanical stop rather than a sensor, use a switch when you need electrical confirmation of the trimmed end position.
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