
The AirTAC Airtac MAC Stainless Steel Mini Air Cylinder MAC63X15SCM is a genuine double acting + cushion standard round-body mini air cylinder with a Ø63mm bore and 15mm stroke, 1/4" 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.
The CM round-end back cover makes the MAC63X15SCM easy to tuck into compact clamp heads and pivoting tooling links. Force sits at the top of the MAC range: 1557.9 N push and 1457.4 N pull at 0.5 MPa, rising to 2181.0 N push at 0.7 MPa, with a 317.7 kgf theoretical maximum at 1.0 MPa. Derate for real work - about 935 N of usable force at 0.5 MPa, or enough to raise roughly 79 kg vertically on a 2:1 margin. Double acting, variable air cushion at each end, 0.15-1.0 MPa (22-145 psi), 30-800 mm/s.
Inside it is the standard MAC build: a stainless round barrel rolled onto aluminium covers, a 16 mm rod hard-chrome plated to 20 um, and a two-way piston seal that also stores grease. The magnet is fitted as standard equipment, not a paid option - snap on a CMSG / DMSG / EMSG switch to prove the part is clamped before the next cycle starts.
| Model | Airtac MAC Stainless Steel Mini Air Cylinder MAC63X15SCM |
|---|---|
| Series | MAC mini cylinder |
| Bore size | Ø63 mm |
| Stroke | 15 mm |
| Acting type | Double acting + cushion |
| Port size | 1/4" |
| Rod thread | M14×1.5 |
| 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 | 1559 N | 1458 N |
| 0.7 MPa | 2182 N | 2041 N |
| Max (@1.0 MPa) | 318 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). |
|---|---|
| 63 | Bore size in mm. |
| ×15 | 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.
Clamps casting halves while a robot rotates them; 1457.4 N pull at 0.5 MPa snaps the jaw open fast for release between cycles.
Presses ceramic test tiles in a laboratory fixture, hitting 2181.0 N at 0.7 MPa inside a 15 mm compression window.
Drives the seal jaw on a bagging machine, where the round CM cover slots into the existing head cavity without machining new adapters.
With only 15 mm to travel, a full cycle at 800 mm/s is done in a fraction of a second, so the cushion screws need only slight closing. Step down to 50 mm (981.3 N push at 0.5 MPa) for lighter loads; there is no MAC bore above 63 mm if you need more. When a clamped part must survive an air loss, remember a plain cylinder cannot hold position - specify a rod lock or pilot check valve for that. Ports 1/4", rod thread M14x1.5, rod 16 mm; FA, LB or SDB brackets can be added if the round CM cover mount is not the final solution.
Quick checklist
Figures for this bore: 1557.9 N push and 1457.4 N pull at 0.5 MPa; 2181.0 N push and 2040.3 N pull at 0.7 MPa; 317.7 kgf theoretical maximum at 1.0 MPa. Operating pressure is 0.15-1.0 MPa (22-145 psi), speed 30-800 mm/s, with 1/4" ports.
It replaces the standard cover with a round end that pivots inside OEM clamp heads and custom links without extra adapters. Mounting brackets - FA flange, LB foot, SDB pivot - plus I and Y rod knuckles stay available. The magnet and CMSG / DMSG / EMSG switch support are unchanged.
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