
The AirTAC Airtac MAC Stainless Steel Mini Air Cylinder MAC50X190SCA is a genuine double acting + cushion standard round-body mini air cylinder with a Ø50mm bore and 190mm 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.
Where a linkage swings, the CA pivot back cover on this MAC50X190SCA lets the whole cylinder rotate with the motion, no clevis bracket needed. Underneath sits the standard MA-series build: a stainless round barrel rolled onto aluminium covers, a 16 mm hard-chrome rod, and a double-acting piston carrying a variable air cushion at both ends. Bore 50 output is 981.3 N at 0.5 MPa; pressure 0.15-1.0 MPa (22-145 psi), speed 30-800 mm/s.
The 190 mm stroke reaches across swing arms, chute gates and eject links in wet or dusty plants. The standard magnet lets CMSG or DMSG switches report position right on the barrel. Halving the rating for a real margin, the cylinder raises about 50 kg vertically - enough for a loaded gate or a small lifting link - and the twin cushions keep those end stops quiet.
| Model | Airtac MAC Stainless Steel Mini Air Cylinder MAC50X190SCA |
|---|---|
| Series | MAC mini cylinder |
| Bore size | Ø50 mm |
| Stroke | 190 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 | 982 N | 881 N |
| 0.7 MPa | 1374 N | 1234 N |
| Max (@1.0 MPa) | 200 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). |
|---|---|
| 50 | Bore size in mm. |
| ×190 | 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.
Swings a heavy lid open on a cheese vat; the CA pivot follows the arc of the arm and the 981 N push breaks the suction seal even on washdown days.
Throws a diverter gate on a grain elevator leg; the cushions land the gate softly at both ends of the 190 mm throw.
Drives the link that tips a pallet onto a roller; about 50 kg of vertical lift covers a loaded half pallet with margin.
If 981.3 N at 0.5 MPa is more than the job needs, the bore 40 MAC gives 628.3 N; if the load stalls it, step up to the bore 63 at 1557.9 N. Once air stops flowing, the rod coasts wherever the load sends it, so a gate that must park needs a pilot check valve or rod lock. The CA pivot pairs naturally with the SDB pivot bracket for base-pivoted mounting, while FA flange and LB foot suit fixed frames. Keep side loads off the 16 mm rod over the 190 mm travel; guide the load externally.
Quick checklist
Push is 981.3 N and pull is 880.8 N at 0.5 MPa; at 0.7 MPa the numbers climb to 1373.8 N and 1233.1 N. The theoretical ceiling at 1.0 MPa (145 psi) is 200.1 kgf. Ports are 1/4 inch, rod thread M14x1.5, rod diameter 16 mm.
Back both cushion needle screws fully off, run the cylinder slowly through its 190 mm stroke, then close each needle gradually until end-of-stroke knock disappears. The variable air cushion works at both ends, so you can run faster or carry heavier loads without hammering the covers.
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Covers non-human-caused product damage.
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