
The AirTAC Airtac MG Stainless Steel Mini Air Cylinder MG32X150S is a genuine double acting JIS-standard round-body mini air cylinder with a Ø32mm bore and 150mm stroke, 1/8" air ports and a SUS304 stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
With a 32 mm bore and 150 mm stroke, this MG series cylinder delivers 402.2 N push and 345.6 N pull at 0.5 MPa, rising to 563 N at 0.7 MPa. It is a double acting, JIS-standard round-body mini cylinder: air drives the rod out and back, and a fixed anti-impact bumper pad at each stroke end softens the direction change. The magnet fitted under the S code lets CMSG, DMSG or EMSG switches report rod position without any extra bracket work.
The barrel is SUS304 stainless steel riveted onto the covers, paired with a hard-chrome plated 12 mm rod, so the body shrugs off damp air, washdown splash and outdoor exposure far better than painted-steel minis. Because the footprint follows the JIS mini-cylinder standard, standard brackets and I or Y rod knuckles bolt straight on. In practice, plan on roughly 240 N of usable push at 0.5 MPa, which is about 24 kg lifted vertically with a 2:1 margin - enough headroom for a loaded small parts tray or a light gate leaf.
| Model | Airtac MG Stainless Steel Mini Air Cylinder MG32X150S |
|---|---|
| Series | MG JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 150 mm |
| Acting type | Double acting |
| 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 MG-series (JIS standard) datasheet. Barrel: SUS304 stainless steel (round-body, riveted construction); piston rod: carbon steel with 20µm hard-chrome plating. Thread options: PT (blank) / G / NPT.
| 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.
| MG | JIS round-body mini cylinder (double-acting). |
|---|---|
| 32 | Bore size in mm. |
| ×150 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSG / DMSG / EMSG sensors. |
| FA / LB / CB / SDB | Mounting: FA flange, LB foot, CB clevis, SDB pivot bracket (with CB). |
MG-family variants: MG / MGC (double acting ±cushion), MSG / MTG (single acting push / pull), MGD / MGCD (double rod ±cushion). Accessories: LB foot, FA flange, CB clevis, SDB pivot block, plus I and Y knuckles. Thread PT (blank) / G / NPT.
The 402.2 N push at 0.5 MPa slides a filled 12 kg carton off a conveyor stop every cycle, while the bumper pad quiets the stroke end in a noise-sensitive packing hall.
The SUS304 barrel and chrome rod tolerate repeated wipe-downs in a wet analytical bench, and the built-in magnet feeds CMSG switch signals to the PLC for tray position confirmation.
About 24 kg of vertical working force at 0.5 MPa seats bearings into housings on an assembly bench, with the JIS footprint dropping into existing mini-cylinder knuckles.
At 0.5 MPa this bore sits between the 25 mm MG (245.3 N push) and the 40 mm MG (628.3 N push), so pick the 32 when a 25 mm unit stalls near 245 N but a 40 mm body will not fit the machine envelope. The 150 mm stroke is well inside the 500 mm standard range, so it ships as a catalogue item, not a made-to-order build. Keep side loads off the 12 mm rod on long travels; guide the load externally if the stroke approaches the cylinder's width. Mount with LB foot, FA flange, CB clevis or SDB pivot, and remember that when air is removed the piston drifts freely - add a pilot check valve or external rod lock if the load must stay put. Sensors require the magnet, which this S-coded model already carries.
Quick checklist
At 0.5 MPa it pushes 402.2 N and pulls 345.6 N; at 0.7 MPa that rises to 563 N push and 483.8 N pull. The theoretical maximum at 1.0 MPa is 82 kgf. Operating pressure spans 0.15-1.0 MPa (22-145 psi) with a 1.5 MPa (215 psi) proof pressure, and rod speed runs 30-800 mm/s.
Yes. The S in MG32X150S means a magnet is built into the piston, so CMSG, DMSG or EMSG reed switches clip onto the SUS304 barrel to signal end-of-stroke or mid-travel positions. A non-S MG cannot take these sensors.
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