
The AirTAC Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ16X75-30S 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.
Dial in the exact stop point with the MAJ16X75-30S: a 30 mm window on the external adjuster covers most commissioning changes, while the 75 mm base stroke stays fixed. Double-acting drive moves the 6 mm rod both ways, and the anti-impact pads are fixed, meaning this is a mechanical bumper rather than the adjustable air cushion you get on the MACJ family.
Force at 0.5 MPa is 100.5 N push and 86.4 N pull; stepping the supply to 0.7 MPa lifts push to 140.7 N, and a working allowance of about 60 N keeps the sizing honest. The stainless round barrel is riveted up with aluminium-alloy covers and a stainless block into a compact sealed body, and the magnet fitted as standard accepts CMSG, DMSG or EMSG switches without a special piston.
| Model | Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ16X75-30S |
|---|---|
| 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. |
| -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 pop-in stop that catches small totes on a light conveyor line, with the 30 mm trim matching the throw to the tote pitch.
Folds the minor flap on small cosmetic cartons, where 100.5 N at 0.5 MPa is ample and the 75 mm stroke matches the flap travel.
A straight push that seats a workpiece against a jig nest; the built-in magnet drives a DMSG switch for clamp-confirmed interlocking.
Because 16 mm is the smallest bore offered, sizing up means moving to the 20 mm MA (157.0 N push at 0.5 MPa) once working loads pass about 60 N. Keep side loads off the 6 mm rod and guide them externally on a bushing instead. The adjuster sets the extend end position only and will not lock the piston if air pressure drops, so valve the supply separately where holding matters.
Quick checklist
Push is 100.5 N and pull 86.4 N at 0.5 MPa; at 0.7 MPa push reaches 140.7 N, and theoretical peak is 20.5 kgf at 1.0 MPa. Supply 0.15-1.0 MPa (22-145 psi) air filtered to 40 um and run the rod at 30-800 mm/s.
Yes - every MA-series cylinder ships with the piston magnet fitted as standard, so CMSG, DMSG or EMSG reed switches mount straight on the barrel. No special-order piston or later retrofit is needed.
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