
The AirTAC Airtac MG Stainless Steel Mini Air Cylinder MG32X500 is a genuine double acting 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.
With a 32 mm bore and a full 500 mm stroke, this MG series cylinder delivers double acting power in a compact round body: about 402.2 N push and 345.6 N pull at 0.5 MPa, rising to 563 N and 483.8 N at 0.7 MPa. The riveted SUS304 stainless barrel shrugs off washdown and damp shop air far better than painted-steel minis, while the hard-chrome plated 12 mm rod keeps seal wear low over long travels. Because the MG follows the JIS mini-cylinder standard, standard JIS brackets and rod knuckles bolt straight on, which makes spares and redesigns painless.
For real-world sizing, treat roughly 240 N (about 0.6 of the 0.5 MPa push rating) as the usable working force, and expect around 20 kg of vertical lift with a 2:1 margin. The fixed anti-impact bumper pads soften the stroke ends but do not cushion adjustably or hold a load - if air is lost the rod drifts freely, so add an external rod lock or pilot check valve where a held position matters. Operating range is 0.15-1.0 MPa (22-145 psi), 30-800 mm/s, -20 to +70 C, with 1/8" ports and PT threads.
| Model | Airtac MG Stainless Steel Mini Air Cylinder MG32X500 |
|---|---|
| Series | MG JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 500 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. |
| ×500 | 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.
A 500 mm stroke sweeps empty PET bottles off a conveyor lane; 402.2 N at 0.5 MPa is ample for lightweight containers, and the stainless barrel tolerates frequent washdown.
Lifting sample racks of about 20 kg between bench levels with a 2:1 margin; the long 500 mm travel covers a full shelf pitch in one move.
Tucking bottom flaps on 300 mm cartons at end of a packing conveyor; the bumper pads soften each cycle at 30-800 mm/s without adjustable cushioning.
At 402.2 N push (0.5 MPa), the 32 mm bore sits between the 25 mm bore (245.3 N) and the 40 mm bore (628.3 N) - pick it when the 25 mm bore is marginal but the 40 mm bore is oversized for the job. The 500 mm stroke is the maximum standard stroke for this bore, so no made-to-order surcharge applies. On a travel this long, keep side loads off the rod; a 12 mm rod tolerates little bending, so guide the payload externally where the stroke is long.
This SKU carries no magnet, so CMSG, DMSG or EMSG switches cannot be fitted - order the S code (MG32X500S) if position sensing is planned. Mount with LB foot, FA flange, CB clevis or SDB pivot plus CB, and use I or Y knuckles on the rod. For high-speed or heavy-load stops needing adjustable deceleration, step up to the MGC variant instead.
Quick checklist
At 0.5 MPa it pushes 402.2 N and pulls 345.6 N; at 0.7 MPa, 563 N push and 483.8 N pull. The theoretical maximum is 82 kgf at 1.0 MPa. It is double acting, runs on 0.15-1.0 MPa (22-145 psi) air filtered to 40 um, and moves at 30-800 mm/s over a 500 mm stroke with 1/8" ports.
Not on this SKU - it has no built-in magnet, so CMSG, DMSG or EMSG switches cannot detect position. Order the magnet version MG32X500S instead. Note also that the fixed bumper pads only soften stroke-end impact; they are not an adjustable cushion and do not hold the rod if air pressure is lost.
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