
The AirTAC Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ16X75-50S is a genuine double acting, adjustable stroke standard round-body mini air cylinder with a Ø16mm bore and 75mm stroke, M5×0.8 air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
A compact round-body mini cylinder built around a stainless-steel barrel with a hard-chrome plated 6 mm rod. The MAJ16X75-50S runs double-acting, and an external stop screw trims the extend stroke anywhere within a 50 mm window without swapping hardware. AirTAC rolls the aluminium covers and a stainless block onto the tube, so the sealed body stays slim in crowded assemblies.
At 0.5 MPa it pushes with 100.5 N and pulls with 86.4 N. In practice plan on roughly 60 N of usable work at that pressure, which matches parts up to about 5 kg when lifting vertically with a 2:1 margin. Because the bore-16 body shrugs off mild corrosion and washdown, it outlasts painted-steel minis in damp food or outdoor cells. A magnet ships built in, so CMSG, DMSG or EMSG switches clip on with no special-order piston.
| Model | Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ16X75-50S |
|---|---|
| Series | MAJ mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 75 mm |
| Acting type | Double acting, adjustable stroke |
| 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 | Fixed anti-impact bumper pads |
| 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.
| MAJ | Standard round-body mini cylinder (adjustable-stroke). |
|---|---|
| 16 | Bore size in mm. |
| ×75 | 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.
Pushing finished small parts out of a dial or linear assembly nest after a press or driving step, with the 50 mm window absorbing nest height changes.
Knocking cartons or blisters off a labeler conveyor lane at about 60 N of working force, well inside the 100.5 N rating.
Driving a sampling probe or shutter inside an analytical instrument, where the stainless barrel tolerates frequent wipe-downs.
Bore 16 is the smallest in the MA range; if 100.5 N at 0.5 MPa feels thin, step to bore 20 for 157.0 N or bore 25 for 245.3 N at the same pressure. Remember the adjuster sets extend travel only - with air lost the piston is free to move, so add a separate clamp for load holding. FA flange and LB foot mountings plus I / Y rod knuckles cover most fixes, and the built-in magnet needs no option code. The 6 mm rod is short and slim, so keep side loads off the 75 mm stroke or guide the load externally.
Quick checklist
At 0.5 MPa it delivers 100.5 N push and 86.4 N pull; at 0.7 MPa, 140.7 N push and 120.9 N pull. Theoretical maximum is 20.5 kgf at 1.0 MPa. Ports are M5x0.8 and the rod thread is M6x1.0.
The stainless-steel barrel with a 20 um hard-chrome rod resists mild corrosion and washdown in damp, food or outdoor cells, and the riveted aluminium covers keep the body compact. It is a round-body MA-series cylinder with double-acting operation and a 50 mm field-trimmable extend stroke.
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