
The AirTAC Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ32X150-10S is a genuine double acting, adjustable stroke + cushion standard round-body mini air cylinder with a Ø32mm bore and 150mm stroke, 1/8" 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.
Fine positioning is the whole point of the MACJ32X150-10S: an external stop screw trims the 150 mm extend stroke by up to 10 mm, so gates, stops and gauges can be dialed into exact position on the frame. Both directions are air driven - double-acting - and a variable cushion at each end softens arrival. At 0.5 MPa the 32 mm bore produces 402 N extend and 346 N retract.
The body is AirTAC's riveted round-barrel mini construction: stainless-steel tube, aluminium covers, and a carbon-steel rod with a 20 um hard-chrome plate that stands up to coolant mist and washdown corners. Size work around 241 N of push at 0.5 MPa, or figure roughly 20 kg of vertical lift with a 2:1 margin. Position feedback is ready out of the box - the standard piston magnet picks up CMSG, DMSG and EMSG switches.
| Model | Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ32X150-10S |
|---|---|
| Series | MACJ mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 150 mm |
| Acting type | Double acting, adjustable stroke + cushion |
| 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 | 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | 484 N |
| Max (@1.0 MPa) | 82 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). |
|---|---|
| 32 | Bore size in mm. |
| ×150 | 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.
Trim the last 10 mm to land the index pawl exactly on the sensor; repeatable 150 mm cycles run anywhere from 30 to 800 mm/s.
Latch a machine guard with 402 N of extend force and confirm the closed position via a CMSG switch on the standard magnet.
Set part rest depth on a check fixture; the 10 mm window absorbs tooling tolerance without a redesign.
Match the window to the job: 10 mm here, 20 or 30 mm on the -20S / -30S, or 100 mm on the -100S for full stroke flexibility; the fixed-travel MAC32X150 with cushion is the alternative when no trim is needed. Bore 25 pushes 245 N at 0.5 MPa, bore 40 pushes 628 N - step either way if 402 N is off target. Mount FA flange or LB foot, add I or Y rod knuckles for pivots. The screw is an extend-stroke end stop - it shortens travel, does not lengthen it, and will not lock the rod if air pressure drops. 1/8 ports, 0.15-1.0 MPa (22-145 psi), 30-800 mm/s.
Quick checklist
Push at 0.5 MPa is 402 N, pull 346 N; at 0.7 MPa push reaches 563 N and pull 484 N. Maximum theoretical force at 1.0 MPa is about 82 kgf. Operating pressure 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi), speed 30-800 mm/s.
Yes, at no extra order step: every MA-series cylinder leaves the factory with a piston magnet, so AirTAC CMSG, DMSG and EMSG reed or electronic switches mount directly on the 32 mm barrel for end-of-stroke confirmation.
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