
The AirTAC Airtac MAC Stainless Steel Mini Air Cylinder MAC25X105SCM is a genuine double acting + cushion standard round-body mini air cylinder with a Ø25mm bore and 105mm 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.
Food lines, wash bays and outdoor gantries are where the MAC25X105SCM earns its keep: the stainless round barrel and hard-chrome plated 10 mm rod resist corrosion that swells painted mini bodies, and the riveted aluminium covers keep the pack sealed. Double acting on a 25 mm bore, with a variable air cushion tuned at each end.
Output is 245.3 N push at 0.5 MPa and 343.4 N at 0.7 MPa; plan on about 147 N of sustained work at 0.5 MPa. Vertically the same figure is about 25 kgf, so with a 2:1 margin the rod lifts roughly 12 kg. The CM round-end back cover, magnet as standard, 0.15-1.0 MPa (22-145 psi) supply and 30-800 mm/s speed complete the picture.
| Model | Airtac MAC Stainless Steel Mini Air Cylinder MAC25X105SCM |
|---|---|
| Series | MAC mini cylinder |
| Bore size | Ø25 mm |
| Stroke | 105 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 | 245 N | 206 N |
| 0.7 MPa | 344 N | 289 N |
| Max (@1.0 MPa) | 50 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). |
|---|---|
| 25 | Bore size in mm. |
| ×105 | 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 (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.
Kicks finished ceramic tiles off a press platen onto a transfer belt; end cushions stop the 105 mm stroke firmly without cracking the tile edge.
Advances SMT component trays one pocket at a time on an electronics line; 147 N of working push is ample for a full tray of connectors.
Opens a ventilation damper inside a solvent paint-mix cabinet where the stainless barrel stands up to washdown cleaning.
If 245.3 N at 0.5 MPa overshoots the job, the 20 mm bore returns 157.0 N in a shorter body; if the load grows, a 32 mm MAC gives 402.2 N at 0.5 MPa. Strokes to 500 mm are standard on the 25 mm bore, so 105 mm needs no special order.
For ejector duty at stroke, guide the load externally - side thrust bends the 10 mm rod over a 105 mm reach and shortens seal life; an I or Y knuckle takes up slight misalignment. The CM round-end cover suits clip or bracket fixes where a flat face is unnecessary. CMSG, DMSG and EMSG switches mount on the barrel thanks to the built-in magnet, and when air is vented the piston coasts freely - use a rod lock or pilot check valve to hold a stopped position.
Quick checklist
Yes: 245.3 N push and 206.1 N pull at 0.5 MPa, 343.4 N push at 0.7 MPa, and 50 kgf theoretical peak at 1.0 MPa. Practical continuous work is about 147 N at 0.5 MPa. Run it on 0.15-1.0 MPa (22-145 psi), proof tested to 1.5 MPa (215 psi), between -20 and +70 C.
The barrel is stainless steel and the 10 mm rod is carbon steel hard-chrome plated to 20 um, so splash, humidity and periodic washdown do not swell or flake the body the way painted minis do. Aluminium covers are rolled and riveted onto the tube for a sealed pack, and the magnet is factory fitted - CMSG, DMSG or EMSG switches read position through the stainless wall.
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Covers non-human-caused product damage.
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