
The AirTAC Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ32X130-30S is a genuine double acting, adjustable stroke standard round-body mini air cylinder with a Ø32mm bore and 130mm stroke, 1/8" air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
Compact and corrosion-tolerant, this round-body MAJ carries a 30 mm adjust window: turn the external stop screw and the extend stroke lands anywhere inside it, no shims or spacers required. Air drives the piston both ways, and the rolling-packed construction seals the aluminium covers, stainless block and barrel into one tight unit.
The 32 mm bore pushes 402 N and pulls 346 N at 0.5 MPa; at 0.7 MPa expect 563 N on extend, and the theoretical ceiling at 1.0 MPa is 82 kgf. A practical budget is about 241 N of real work at 0.5 MPa, which leaves headroom for friction and pressure drop. Because the magnet is fitted as standard, CMSG, DMSG and EMSG reed or hall switches mount without special ordering.
| Model | Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ32X130-30S |
|---|---|
| Series | MAJ mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 130 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. |
| ×130 | 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.
Acts as an extend-stop on a pallet conveyor, where the 30 mm trim lets the stop face be set flush to each pallet size.
Holds a sensor head against a cast housing during pressure decay testing, with 402 N keeping the seal seated.
Retracts a latch pin on a curing oven slider, where the stainless barrel stands up to heat-soak humidity.
Downsize to the 25 mm bore, 245 N push and 206 N pull at 0.5 MPa, when the load is light, or upsize to the 40 mm bore at 628 N and 528 N when it is not. The stop screw is an extend end stop, not a mid-stroke brake - if air pressure drops the piston simply drifts, so carry the load with a separate clamp. Fit an FA flange or LB foot as the base mount, add I or Y rod knuckles for linkage work, and keep side load off the 12 mm rod at 130 mm of stroke.
Quick checklist
Push is 402 N and pull 346 N at 0.5 MPa; at 0.7 MPa push is 563 N and pull 484 N, and the theoretical maximum is 82 kgf at 1.0 MPa. Spec: 32 mm bore, 12 mm rod, 1/8" ports, 130 mm stroke with a 30 mm adjustable extend window, 30-800 mm/s speed, 0.15-1.0 MPa (22-145 psi) working pressure, 1.5 MPa (215 psi) proof, -20 to +70 C.
It is the range over which the external stop screw shortens the extend stroke on site - the cylinder cannot travel beyond the ordered 130 mm stroke. Fixed bumper pads soften the end impact, they only decelerate, and the standard built-in magnet means CMSG, DMSG or EMSG switches drop straight on.
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