
The AirTAC Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ16X150-75S is a genuine double acting, adjustable stroke + cushion standard round-body mini air cylinder with a Ø16mm bore and 150mm 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.
With a generous 75 mm trimming window, this MACJ16X150-75S covers a whole family of product heights on one 150 mm cylinder - turn the stop screw, no re-ordering. Motion is double-acting with adjustable cushioning at each end across a 30-800 mm/s band. Force at the 16 mm bore is 100.5 N out and 86.4 N in at 0.5 MPa, peaking at 140.7 N on a 0.7 MPa supply.
The round stainless barrel riveted to its covers shrugs off condensation and light washdown that would rust a painted mini, and the hard-chrome 6 mm rod keeps the seal track smooth. For vertical jobs, halving the push rating leaves about 5 kg of safe lift, matching small gates and fixture plates. The magnet is built in from the factory, ready for CMSG, DMSG or EMSG switches.
| Model | Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ16X150-75S |
|---|---|
| Series | MACJ mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 150 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. |
| ×150 | Stroke length in mm. |
| -75 | 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.
Sets a pass gate for three bottle sizes on a small craft beverage line; the 75 mm window spans all of them and cushioning keeps glass quiet at the stop.
Extends a probe into a machining fixture to confirm part seating; about 100 N of push seats light parts and the stainless body tolerates coolant mist all shift.
Raises a 5 kg fixture plate in a cable pull-test rig; with a 2:1 margin the 100.5 N rating covers the lift and the stop screw sets a repeatable top position.
Step-up path: bore 20 lifts output to 157.0 N and bore 25 to 245.3 N at 0.5 MPa if your load outgrows the 16 mm bore's 100.5 N. Supply range is 0.15-1.0 MPa (22-145 psi) with 1.5 MPa (215 psi) proof rating, and porting is M5x0.8. Mount via FA flange or LB foot; I and Y knuckles suit pivoting pushes.
A 150 mm stroke on a 6 mm rod is where side loads start to matter - brace the load on its own guide so bending stays off the rod, and keep the push axis clean. The trim stop sets the extend limit only and will not hold the rod against a load when air is removed. Sensing comes without order complexity: the standard magnet works with CMSG/DMSG/EMSG switches.
Quick checklist
Push is 100.5 N and pull 86.4 N at 0.5 MPa; at 0.7 MPa expect 140.7 N push and 120.9 N pull; theoretical maximum force is 20.5 kgf at 1.0 MPa. Plan real work at roughly 60 N so the cylinder runs with margin.
An external stop screw shortens the extend travel anywhere within 75 mm of the 150 mm ordered stroke; it cannot extend beyond 150 mm. A variable air cushion at each end tunes deceleration, and since the magnet ships standard, a CMSG or DMSG switch flags the trimmed position without special parts.
Genuine AirTAC parts produced by AirTAC factory.
Covers non-human-caused product damage.
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