
The AirTAC Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ32X50-30S is a genuine double acting, adjustable stroke standard round-body mini air cylinder with a Ø32mm bore and 50mm stroke, 1/8" air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
Turn the external stop screw and the MAJ32X50-30S holds any extend end point from 50 mm down, thanks to its 30 mm adjustment window. This double-acting 32 mm bore cylinder pushes 402.2 N and pulls 345.6 N at 0.5 MPa (563.0 N and 483.8 N at 0.7 MPa) while running 0.15-1.0 MPa (22-145 psi) air at 30-800 mm/s.
A riveted round body of stainless steel, aluminium-alloy covers and a hard-chrome 12 mm rod keeps the build compact and corrosion-resistant, a real advantage near coolants, brine mist or outdoor rain. Fixed bumper pads take the sting out of stroke ends without offering adjustable cushioning; that remains a MAC-series feature. For sizing, count on about 241 N of usable push at 0.5 MPa, enough to lift a 20 kg part vertically with a 2:1 margin.
| Model | Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ32X50-30S |
|---|---|
| Series | MAJ mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 50 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. |
| ×50 | Stroke length in mm. |
| -30 | 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.
A 30 mm window tunes ejector throw per tool change, and 402 N at 0.5 MPa clears parts from shallow cavities.
Halts totes at the divert point; the fixed bumpers absorb repeated end impacts at up to 800 mm/s.
Set label application depth in the field across a 30 mm span as container sizes change on the line.
Against its neighbors, bore 25 offers 245.3 N at 0.5 MPa and bore 40 offers 628.3 N, so the 32 mm sits mid-pack with room to spare for friction losses. Remember the adjuster only sets where the rod stops when extending - it will not lock the rod against back-driving or hold position during an air drop. FA flange, LB foot and I/Y knuckles bolt to standard fixtures, and every unit ships magnetic for CMSG, DMSG and EMSG switch kits.
Quick checklist
Bore 32 uses a 1/8" port, a 12 mm rod with M10x1.25 male thread. Force is 402.2 N push and 345.6 N pull at 0.5 MPa, 563.0 N and 483.8 N at 0.7 MPa, with a 82 kgf theoretical maximum at 1.0 MPa.
Yes. Every MA-series cylinder carries a built-in magnet as standard, so CMSG, DMSG or EMSG switches clip onto the stainless barrel without ordering a special piston.
Genuine AirTAC parts produced by AirTAC factory.
Covers non-human-caused product damage.
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