
The AirTAC Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ16X50-10S is a genuine double acting, adjustable stroke standard round-body mini air cylinder with a Ø16mm bore and 50mm stroke, M5×0.8 air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
Air acts on both faces of the piston, and a stop screw outside the cover shortens the extend stroke by up to 10 mm straight on the machine. Forward force is 100.5 N at 0.5 MPa, climbing to 140.7 N at 0.7 MPa, on a 6 mm rod in a compact 16 mm bore body.
The stainless barrel and hard-chrome rod resist corrosion in damp or lightly washed cells, an edge painted minis give up quickly. Fixed bumper pads soften the stroke-end knock, though they are not adjustable cushions - that job belongs to the MACJ family. A practical check: 100.5 N at 0.5 MPa lifts about 5 kg vertically once you halve the 10.2 kgf rating for margin, so match part weight accordingly.
| Model | Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ16X50-10S |
|---|---|
| Series | MAJ mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 50 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. |
| ×50 | Stroke length in mm. |
| -10 | 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.
Swings a light diverter gate on a snack-food conveyor; the 10 mm trim lets engineers tune the gate parking gap during trials.
Advances a microscope slide one station in a lab autosampler, where the stainless barrel tolerates regular wipe-downs.
Inserts a locating pin into a drilled boss on a small welding jig, with the magnet flagging pin-in-place to the PLC.
Weigh the next size against this one: 20 mm bore pushes 157.0 N at 0.5 MPa versus 100.5 N here, and the 25 mm bore reaches 245.3 N - step up only if the 60 N practical working figure at 0.5 MPa is genuinely too little. The rod thread is M6x1.0 male on a 6 mm rod; ports are M5x0.8. FA flange and LB foot are the standard mounts, and the factory-fitted magnet means no special piston is needed for CMSG, DMSG or EMSG switch feedback.
Quick checklist
100.5 N push and 86.4 N pull at 0.5 MPa, rising to 140.7 N push and 120.9 N pull at 0.7 MPa, with a 20.5 kgf theoretical maximum at 1.0 MPa. Supply filtered air at 0.15-1.0 MPa (22-145 psi), run the rod at 30-800 mm/s between -20 and +70 C, and connect via M5x0.8 ports.
No. Every MAJ ships with the magnet built in as standard, not as a paid option. Clip a CMSG, DMSG or EMSG reed or electronic switch onto the barrel to signal extend and retract positions - no special-order piston and no drilling.
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