
The AirTAC Airtac MGC Stainless Steel Mini Cylinder MGC32X400S is a genuine double acting + cushion JIS-standard round-body mini air cylinder with a Ø32mm bore and 400mm stroke, 1/8" air ports and a SUS304 stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
The AirTAC MGC32X400S is a double acting, JIS-standard round-body mini cylinder with a 32 mm bore and a 400 mm stroke, fitted with a variable air cushion at both ends. Unlike the bumper-type MG, the cushion needles let you dial in the end-of-stroke deceleration, so this cylinder can run at higher speeds and carry heavier moving loads without hammering the covers. At 0.5 MPa it delivers 402.2 N push and 345.6 N pull, rising to 563 N push at 0.7 MPa, with a theoretical maximum of 82 kgf at 1.0 MPa.
The barrel is SUS304 stainless steel with a hard-chrome plated 12 mm rod (male thread M10x1.25), and the front and back covers are riveted and rolled onto the tube - a compact JIS footprint, not a tie-rod or profile body. Air supply is filtered to 40 um, operating pressure is 0.15-1.0 MPa (22-145 psi), temperature range -20 to +70 C, and speed range 30-800 mm/s. The fitted magnet (the S code) accepts CMSG, DMSG or EMSG switches, and the 1/8" ports take PT threads. As a rule of thumb, size the safe working load at about 0.6 of the push force: 402.2 N is roughly 41 kgf, so plan for around 24 kg safe vertical load.
| Model | Airtac MGC Stainless Steel Mini Cylinder MGC32X400S |
|---|---|
| Series | MGC JIS mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 400 mm |
| Acting type | Double acting + cushion |
| 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 | Variable air cushion, both ends |
| 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.
| MGC | JIS round-body mini cylinder (double-acting, variable cushion). |
|---|---|
| 32 | Bore size in mm. |
| ×400 | 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 variable air cushion absorbs the piston's momentum at both stroke ends, letting the 32 mm bore cycle fast on divert and reject gates without cover impact.
With 402.2 N push at 0.5 MPa (about 41 kgf), the MGC32X400S pushes cartons or trays into chutes cleanly, and the adjustable cushion stops the load smoothly instead of bouncing it.
Double-acting control in both directions plus 563 N push at 0.7 MPa makes this cylinder a compact JIS clamp actuator for jigs and small assembly fixtures.
At 32 mm bore, the MGC32X400S sits in the middle of the MGC range: it gives 402.2 N push at 0.5 MPa, about 2.5 times the force of the smallest 20 mm bore (157.0 N), while the 40 mm bore steps up to 628.3 N. If you do not need adjustable deceleration, the plain bumper-type MG offers the same 20-40 mm bores without the cushion. The 400 mm stroke is within the 500 mm maximum standard stroke for this bore, so no made-to-order surcharge applies; longer strokes up to 800 mm are available on request. Choose the LB foot or FA flange mounting, add I or Y rod knuckles if the tooling needs a swivel joint, and note that the long 400 mm stroke means side loads on the rod should be minimized or guided externally. The fitted magnet means CMSG, DMSG or EMSG position switches can be clipped on without modification.
Quick checklist
At 0.5 MPa the 32 mm bore gives 402.2 N push and 345.6 N pull; at 0.7 MPa it reaches 563 N push and 483.8 N pull. The theoretical maximum is 82 kgf at 1.0 MPa. For sizing, treat about 0.6 of the push force (roughly 24 kg) as a safe vertical working load.
The cushion is an adjustable air chamber at each stroke end: turn the needle valve to throttle the exhaust and decelerate the piston smoothly - useful at higher speeds or with heavy moving loads. It only decelerates the stroke end; it is not a lock or brake, and the cylinder will not hold position on air loss. For a held load, add an external rod lock or pilot-operated check valve.
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