
The AirTAC Airtac MGD Double Rod Mini Cylinder MGD32X500S is a genuine double acting, double rod JIS-standard round-body mini air cylinder with a Ø32mm bore and 500mm stroke, 1/8" air ports and a SUS304 stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
The MGD32X500S is a double acting, double rod JIS mini cylinder with a 32 mm bore and a 500 mm stroke. A 12 mm rod exits both covers with the same M10x1.25 male thread at each end, so the two rod ends move together and the output force is equal in both directions: about 345.6 N at 0.5 MPa and 483.8 N at 0.7 MPa, with a theoretical maximum of 70.5 kgf at 1.0 MPa. Because both chambers see the rod-side area, there is no separate push and pull figure, and the through-rod resists rotation and side load while keeping stroke-end position repeatable.
The SUS304 stainless barrel and hard-chrome plated rods suit damp and washdown environments, and the riveted round-body construction follows the JIS footprint. A fixed anti-impact bumper pad decelerates the piston at each stroke end, though it is not an adjustable cushion and does not hold a load. The fitted magnet allows CMSG, DMSG or EMSG switches to be mounted on either rod end, and the 500 mm stroke is the maximum standard length for this bore. As a rule of thumb, plan on about 21 kg as a safe vertical load at 0.5 MPa, roughly 0.6 of the available force.
| Model | Airtac MGD Double Rod Mini Cylinder MGD32X500S |
|---|---|
| Series | MGD JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 500 mm |
| Acting type | Double acting, double rod |
| 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 | Force (both ways) |
|---|---|
| 0.5 MPa | 346 N |
| 0.7 MPa | 484 N |
| Max (@1.0 MPa) | 70 kgf |
Double-rod: a rod exits both covers, so output force is equal in both directions (rod-side area used).
| MGD | JIS round-body mini cylinder (double-rod). |
|---|---|
| 32 | Bore size in mm. |
| ×500 | Stroke length in mm. |
| -S | Optional built-in magnet for CMSG / DMSG / EMSG sensors. |
| FA / LB | Mounting: FA flange, LB foot. |
MG-family variants: MG / MGC (double acting ±cushion), MSG / MTG (single acting push / pull), MGD / MGCD (double rod ±cushion). Accessories: LB foot, FA flange, plus I and Y knuckles. Thread PT (blank) / G / NPT.
The through-rod keeps the tool plate from twisting on a 500 mm transfer slide, with 345.6 N available in each direction so the return stroke works just as hard as the push.
Drive two small clamps or ejectors at once, one from each M10x1.25 rod end, with equal 483.8 N force at 0.7 MPa on both sides of the cycle.
Use the back rod end to carry a stop flag or CMSG/DMSG/EMSG switch target, giving position feedback at both ends of the long 500 mm stroke without extra hardware.
At 32 mm bore this is a mid-range MGD: it delivers 345.6 N each way at 0.5 MPa, comfortably above the 206.1 N of the 25 mm bore and below the 527.8 N of the 40 mm bore, so size up to MGD40 if your load needs more margin or down to MGD25 to save space. The 500 mm stroke is the maximum standard length for this bore, so longer travel requires a nonstandard order. Choose the MGD double-rod format when you need anti-rotation guidance, equal force in both directions, a second load or a switch/stop flag driven from the rear rod end. If you need an adjustable air cushion or a 50 or 63 mm bore, move to the MGCD series; if a single rod is enough, the MG series is the simpler choice. Mount with the FA flange or LB foot, add I or Y rod knuckles at either end, and remember the S in this model code means the magnet is already fitted for CMSG/DMSG/EMSG sensing. On long strokes like this one, support the load externally so side load stays off the rods.
Quick checklist
As a double rod cylinder the force is equal both ways: 345.6 N at 0.5 MPa and 483.8 N at 0.7 MPa, with a theoretical maximum of 70.5 kgf at 1.0 MPa. Operating pressure is 0.15-1.0 MPa (22-145 psi), proof pressure is 1.5 MPa (215 psi), temperature range is -20 to +70 C, speed is 30-800 mm/s, and the air must be filtered to 40 um. The port is 1/8" on every MGD bore, and the 500 mm stroke is the maximum standard length for the 32 mm bore.
The MGD has a rod exiting both covers with the same M10x1.25 thread at each end, so both directions work on the rod-side area and deliver identical force, while the single-rod MG has a larger push than pull. The through-rod also resists rotation and side load and lets the rear end carry a stop flag or drive a second load. This model carries the S code, so the magnet is fitted and CMSG, DMSG or EMSG switches can be mounted directly on the barrel. Note the fixed bumper pad only softens the stroke ends; the cylinder will drift on air loss, so use an external rod lock or pilot check valve to hold a load.
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