
The AirTAC Airtac MARU Stainless Steel Mini Cylinder MARU32X150S is a genuine double acting + cushion (up mount) standard round-body mini air cylinder with a Ø32mm bore and 150mm 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.
Built for top-plate mounting, the MARU32X150S is a double-acting mini cylinder with a 150 mm stroke, a variable air cushion at both ends and its own up-facing bracket riveted into the front cover. At 0.5 MPa the 32 mm bore delivers 402 N on extend and 346 N on retract; supply 0.7 MPa and push climbs to 563 N within a 0.15-1.0 MPa (22-145 psi) window.
In practice, budget around 241 N of usable pushing force at 0.5 MPa, which corresponds to lifting roughly 20 kg vertically with a 2:1 safety margin. The stainless round barrel and hard-chrome plated 12 mm rod resist corrosion in damp or washed-down cells, and the piston magnet fitted as standard drives CMSG / DMSG / EMSG switches without special ordering. Cycle speeds span 30-800 mm/s.
| Model | Airtac MARU Stainless Steel Mini Cylinder MARU32X150S |
|---|---|
| Series | MAR mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 150 mm |
| Acting type | Double acting + cushion (up mount) |
| 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.
| MAR | Standard round-body mini cylinder (double-acting, integrated mount, variable cushion). |
|---|---|
| U | Front-cover mount: U = up (top) mounting. |
| 32 | Bore size in mm. |
| ×150 | Stroke length in mm. |
| -S | Built-in magnet for CMSG / DMSG / EMSG sensors (standard on MA series). |
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.
402 N at 0.5 MPa kicks finished stampings clear of the die area within a 150 mm throw.
The stainless barrel tolerates cleaning agents, and cushioning at both ends protects delicate sample carriers at each stop.
A retract pull of 346 N draws the flap arm home, and the integrated top mount saves machining a separate bracket.
Compared with the 25 mm MAR at 245 N push, this 32 mm unit adds about 157 N of extra thrust at 0.5 MPa, while the 40 mm bore (628 N) is the next step for heavier pressing. Air loss means drift - the piston will not park itself at 150 mm, so pair with a rod lock if the load must stay put. Buyers needing a face mount should pick the MARF32X150S front-flange variant; I and Y knuckles fit the rod thread either way.
Quick checklist
Push is 402 N and pull 346 N at 0.5 MPa; at 0.7 MPa expect 563 N push and 484 N pull. Maximum theoretical force is 82 kgf at 1.0 MPa. The 32 mm bore uses 1/8 inch ports and an M10x1.25 rod thread, with speeds of 30-800 mm/s.
No - every MA-series piston carries a magnet as standard, so CMSG, DMSG or EMSG switches mount directly on the barrel for position feedback. The same stainless barrel and hard-chrome rod also suit washdown and humid environments.
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