
The AirTAC Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ32X110-40S is a genuine double acting, adjustable stroke + cushion standard round-body mini air cylinder with a Ø32mm bore and 110mm 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.
Wide 40 mm of on-site trim makes the MACJ32X110-40S a fit for machines whose exact stop point is settled only during commissioning. The external stop screw shortens the 110 mm extend stroke anywhere inside that window; it clamps the piston mechanically and never lengthens travel past 110 mm. Bore 32 pushes 402.2 N at 0.5 MPa, which translates to about 241 N of real working force and roughly 20 kg of vertical lifting at a 2:1 margin.
Construction is a riveted stainless round barrel with a 20 um hard-chrome rod, so coolant mist and hose-down will not lift paint or gall the bore. Both ends carry a variable air cushion, speeds run 30-800 mm/s, and the magnet is built in as standard so CMSG / DMSG / EMSG switches mount with no special order.
| Model | Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ32X110-40S |
|---|---|
| Series | MACJ mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 110 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. |
| ×110 | Stroke length in mm. |
| -40 | 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.
Case heights change per SKU; the 40 mm window lets a line technician reset the stop screw between runs instead of swapping cylinders.
402 N at 0.5 MPa advances a sample carousel 110 mm per step; the cushioned stop keeps vials from tipping at higher speeds.
A stainless barrel near washdown dock areas resists humidity; LB foot mounting bolts the gate cylinder flat to the frame.
Against its neighbours, bore 32 sits between the 245.3 N of a bore 25 MA and the 628.3 N of a bore 40 - pick the larger bore once clamping demand passes about 350 N. The 40 mm adjust range suits frequent changeovers; for a fully fixed stroke, the MAC cushioned version is the simpler order. It runs on 0.15-1.0 MPa (22-145 psi) air, mounts with the FA flange or LB foot, and takes I or Y knuckles where tooling pivots on the 12 mm rod.
Quick checklist
Push is 402.2 N and pull 345.6 N at 0.5 MPa; at 0.7 MPa expect 563.0 N push and 483.8 N pull, with 82 kgf the theoretical maximum at 1.0 MPa. Pressure range is 0.15-1.0 MPa (22-145 psi) at speeds of 30-800 mm/s.
No. Every MACJ leaves the factory with the piston magnet installed, so CMSG, DMSG and EMSG switches drop straight onto the barrel for end-of-stroke signalling at no added cost.
Genuine AirTAC parts produced by AirTAC factory.
Covers non-human-caused product damage.
Standard models are processed and dispatched in 3-5 business days.
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