
The AirTAC MAC Stainless Steel Mini Air Cylinder MAC32X90SCA is a genuine double acting + cushion standard round-body mini air cylinder with a Ø32mm bore and 90mm stroke, 1/8" air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service. A variable air cushion at both ends lets you tune end-of-stroke deceleration on site.
A pivot-mounted 32 mm mini cylinder for swing arms and lever linkages: the CA back cover carries the pin directly, removing a bracket from the motion chain. Inside sits a riveted stainless barrel with a hard-chrome rod, double acting with a variable air cushion you can tune at each end.
The magnet comes standard, so CMSG, DMSG or EMSG reed switches bolt straight on for end-of-stroke signalling.
| Model | Airtac MAC Stainless Steel Mini Air Cylinder MAC32X90SCA |
|---|---|
| Series | MAC mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 90 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 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.
| MAC | Standard round-body mini cylinder (double-acting, variable cushion). |
|---|---|
| 32 | Bore size in mm. |
| ×90 | Stroke length in mm. |
| -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 (double rod, 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.
Swinging small cartons between conveyor lanes, the pivot pin carrying the arm directly without adapter plates.
Toggling lever-handle ball valves through 90 degrees on compact process skids.
Assisting a pick arm's wrist rotation on light electronic assemblies, with DMSG switches marking travel limits.
Choose this over the 25 mm bore (245.3 N at 0.5 MPa) when a linkage needs more force, or step up to 40 mm (628.3 N) for heavier clamping. Keep in mind the piston will not park once air is removed - it simply follows the load - so add a rod lock or pilot check valve where a swing arm must stay put. The CA pivot pairs naturally with a rear clevis or lever; FA flange, LB foot and SDB pivot mounts cover fixed installations. Stroke is 90 mm on a 12 mm rod; keep side loads off the rod at full extension.
Quick checklist
Across its 90 mm stroke the 32 mm bore develops 402.2 N push and 345.6 N pull at 0.5 MPa. At 0.7 MPa that becomes 563.0 N push and 483.8 N pull, with a theoretical peak of 82.0 kgf at 1.0 MPa. It runs on 0.15-1.0 MPa (22-145 psi) filtered air.
Every MAC body ships with a piston magnet already fitted, so CMSG, DMSG or EMSG switches mount on the barrel without ordering a special piston or paying extra. That makes end-position confirmation on the swing arm a plug-on job rather than a redesign.
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