
The AirTAC MARF Stainless Steel Mini Air Cylinder MARF32X175S is a genuine double acting + cushion (front mount) standard round-body mini air cylinder with a Ø32mm bore and 175mm 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.
For a 175 mm reach in a compact round envelope, the MARF32X175S pairs AirTAC's riveted stainless barrel with a front-flange bracket formed into the front cover. Double acting with a variable cushion at each end, the 32 mm bore drives a 12 mm hard-chrome rod at 30-800 mm/s on 0.15-1.0 MPa (22-145 psi) filtered air.
Output at 0.5 MPa is 402.2 N push and 345.6 N pull; 0.7 MPa lifts the push to 563.0 N. The heterogeneous piston seal doubles as a grease reservoir, cutting relubrication stops on long runs, and the built-in magnet reads out through CMSG, DMSG or EMSG switches without a special order.
| Model | Airtac MARF Stainless Steel Mini Air Cylinder MARF32X175S |
|---|---|
| Series | MAR mini cylinder |
| Bore size | Ø32 mm |
| Stroke | 175 mm |
| Acting type | Double acting + cushion (front 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). |
|---|---|
| F | Front-cover mount: F = front-flange mounting. |
| 32 | Bore size in mm. |
| ×175 | 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 (double rod, 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 the retention latch across a 175 mm opening; the stainless body tolerates battery-acid vapour far better than painted steel.
Kicks cases between two lanes at up to 800 mm/s; the dual cushions settle each 175 mm throw so the frame stays quiet.
Advances a diameter probe carriage into the machined bore, with 345.6 N of pull retracting it clear before the next cut.
Sizing check at 175 mm stroke: the smaller MARF25X175S manages 245.3 N push at 0.5 MPa, the bigger MARF40X175S offers 628.3 N - bore 32 sits in the middle at 402.2 N. Keep compressive loads near 241 N at 0.5 MPa so the rod and seals see a real working margin. A MAR cannot park its load when pressure is removed; that job belongs to a rod lock cylinder. Guide the load externally so side thrust never reaches the 12 mm rod, and let the flange built into the front cover carry the body on the fixture plate without a loose bracket.
Quick checklist
Rated outputs are 402.2 N push and 345.6 N pull at 0.5 MPa, and 563.0 N push with 483.8 N pull at 0.7 MPa, against a theoretical maximum of 82 kgf at 1.0 MPa. The 12 mm rod carries an M10x1.25 male thread and the 1/8" ports accept PT, G or NPT fittings.
Yes - the magnet is built in as standard on every MA-series piston, so CMSG, DMSG and EMSG switches clip straight onto the stainless barrel for end-of-stroke or mid-stroke signalling. No special-order piston or extra bracket is required.
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