
The AirTAC Airtac MARU Stainless Steel Mini Cylinder MARU32X75S is a genuine double acting + cushion (up mount) standard round-body mini air cylinder with a Ø32mm bore and 75mm 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.
Seventy-five mm of travel gives the MARU32X75S room for eject, clamp and lift moves on a 32 mm double-acting piston. Cushions at both ends absorb the stop, and because the top bracket is part of the front cover, installation skips separate mounting hardware. Expect 402 N pushing and 346 N retracting at 0.5 MPa.
The round stainless body shrugs off splash and mild chemicals, an edge in food and outdoor fixtures that painted aluminium minis lose quickly. Halving the raw 41 kg lift equivalent leaves about 20 kg of confident vertical lifting, while horizontal work should be figured at 241 N.
| Model | Airtac MARU Stainless Steel Mini Cylinder MARU32X75S |
|---|---|
| Series | MAR mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 75 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. |
| ×75 | 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.
Presses snap-on lids home on a dairy filling line, with the cushion absorbing the seating impact at stroke end.
Raises parts baskets out of the wash tank in one smooth 75 mm move, the stainless barrel laughing at constant mist.
Clamps brackets against the jig with 402 N at 0.5 MPa, then releases for unload between weld cycles.
A bore-25 MAR covers lighter duties with 245 N of push at 0.5 MPa, while bore 40 supplies 628 N when the station demands it. If your frame prefers bolt-on hardware, the cushioned MAC series accepts separate flange and foot brackets - but for a one-piece top mount this MAR is faster to fit. Do not count on it to hold a mid-stroke position during an air drop; the piston will drift, and a rod lock is the fix. Magnet is standard for CMSG, DMSG and EMSG sensing.
Quick checklist
Push is 402 N and pull 346 N at 0.5 MPa; at 0.7 MPa you get 563 N push and 484 N pull. The theoretical maximum at 1.0 MPa is 82 kgf.
A precision stainless round barrel with aluminium-alloy covers and a 12 mm rod that is hard-chrome plated to 20 um. Air ports are 1/8 inch and the rod thread is M10x1.25. It runs on 40 um filtered air across 0.15-1.0 MPa (22-145 psi) and -20 to +70 C.
Genuine AirTAC parts produced by AirTAC factory.
Covers non-human-caused product damage.
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