
The AirTAC Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ32X150-50S is a genuine double acting, adjustable stroke 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.
Order once, dial in later: with the -50 option this 32 mm mini cylinder lets you set the extend stop anywhere across a 50 mm band after the machine is installed. At 0.5 MPa it delivers 402.2 N forward and 345.6 N back, with 82 kgf of theoretical maximum force at 1.0 MPa.
Sized for continuous duty, count on about 241 N of real working force at 0.5 MPa instead of the full rating. The riveted round body - a stainless barrel rolled over aluminium end covers - keeps the envelope compact for tight frames; fixed bumper pads decelerate the stroke ends only, as adjustable cushioning is the MACJ family's job, and the standard magnet works with CMSG, DMSG or EMSG switches.
| Model | Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ32X150-50S |
|---|---|
| Series | MAJ mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 150 mm |
| Acting type | Double acting, adjustable stroke |
| 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 | Fixed anti-impact bumper pads |
| 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.
| MAJ | Standard round-body mini cylinder (adjustable-stroke). |
|---|---|
| 32 | Bore size in mm. |
| ×150 | Stroke length in mm. |
| -50 | 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.
345.6 N of pull at 0.5 MPa draws light parts off the core, and the 50 mm window matches different cavity depths on one cylinder.
The stainless barrel and hard-chrome rod stand up to dusty warehousing air, and 402.2 N pushes full totes sideways at up to 800 mm/s.
Set the extend stop anywhere in the 50 mm band to suit part lengths; about 241 N of working force holds small extrusions steady.
Between the 245.3 N of the 25 mm bore and the 628.3 N of the 40 mm bore at 0.5 MPa, this 32 mm unit is the middle choice for fixture clamping and gate driving. The -50 window means you order one part and set the exact stop point later, saving re-orders; note the adjuster is a mechanical end stop, so loads will sag if the air supply drops. Choose FA or LB mounting and the PT thread as supplied (G and NPT code options exist) to match your fittings.
Quick checklist
Use 402.2 N push and 345.6 N pull at 0.5 MPa, or 563.0 N push and 483.8 N pull at 0.7 MPa; theoretical maximum force is 82 kgf at 1.0 MPa. Supply pressure spans 0.15-1.0 MPa (22-145 psi), proof pressure is 1.5 MPa (215 psi), and rod speed runs 30-800 mm/s.
A stainless-steel tube is rolled over aluminium-alloy covers with a stainless block - a compact riveted round body rather than a bolted design. The hard-chrome plated 12 mm rod resists scoring. Air ports are 1/8" on both covers, and the rod thread is M10x1.25 male.
Genuine AirTAC parts produced by AirTAC factory.
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