
The AirTAC Airtac B52-MA Copper-Free Stainless Steel Mini Cylinder B52-MA32X125SU is a genuine double acting standard round-body mini air cylinder with a Ø0mm bore and 125mm stroke, PT/G air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
A flat-end U back cover marks out the MA32X125SU: AirTAC finishes the rear head of this 32 mm bore mini cylinder as a flat face, so the unit seats flush against brackets without a pivot boss in the way. Double acting, it pushes with 402.2 N and pulls with 345.6 N at 0.5 MPa, reaching 563.0 N at 0.7 MPa and a theoretical 82 kgf ceiling. The riveted stainless barrel shrugs off washdown mist that swells painted housings, and the magnet is built in, so a CMSG, DMSG or EMSG switch clips straight on. For sizing, expect roughly 241 N of usable work at 0.5 MPa after derating, or about 20 kg of vertical lift with a 2:1 margin. Fixed bumper pads soften each stroke end; an adjustable air cushion is a MAC-family feature, not this one.
| Model | Airtac B52-MA Copper-Free Stainless Steel Mini Cylinder B52-MA32X125SU |
|---|---|
| Series | MA mini cylinder |
| Bore size | Ø0 mm |
| Stroke | 125 mm |
| Acting type | Double acting |
| Port size | PT/G |
| Rod thread |
| 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 | Fixed anti-impact bumper pads |
| 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 | 0 N | 0 N |
| 0.7 MPa | 0 N | 0 N |
| Max (@1.0 MPa) | 0 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MA | Standard round-body mini cylinder (double-acting). |
|---|---|
| 0 | Bore size in mm. |
| ×125 | 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.
On a food packaging line, the MA32X125SU slides a reject arm across a 125 mm lane, its stainless barrel resisting daily washdown while 402.2 N at 0.5 MPa clears the carton every cycle.
A small machine shop fits this cylinder to a light bench press to seat bronze bushings in housings; the 241 N working figure keeps aluminium parts safe, and the flat-end U cover mounts flush to the press frame.
Raising and lowering a pallet stop under a roller conveyor, the 32 mm bore lifts a moderate gate mass and the built-in magnet drives a CMSG switch that confirms the stop is down before the next pallet releases.
Compare both neighbours first: a 25 mm MA yields 245.3 N at 0.5 MPa while a 40 mm bore reaches 628.3 N, so this 32 mm cylinder at 402.2 N is the middle choice for medium push and clamp work. Air feeds through 1/8 in ports, the 12 mm rod carries an M10x1.25 male thread, and the 125 mm stroke sits well inside the 500 mm standard range. If the valve centres or supply drops, the rod will drift under load, so spec a pilot check valve or rod lock where the stroke must stay put. Bolt the body down with FA flange, LB foot or SDB pivot hardware; the flat U rear cover suits fixed-face brackets, and running speed spans 30-800 mm/s.
Quick checklist
This 32 mm bore, 125 mm stroke double-acting cylinder delivers 402.2 N push and 345.6 N pull at 0.5 MPa, rising to 563.0 N push at 0.7 MPa, with a theoretical maximum of 82 kgf. It runs on filtered air at 0.15-1.0 MPa (22-145 psi), proof tested to 1.5 MPa (215 psi), from 30 to 800 mm/s through 1/8 in ports.
The U rear cover presents a flat machined face, letting the riveted round barrel bolt against a plate or bracket with no pivot boss to machine around. The stainless-steel tube and hard-chrome plated 12 mm rod handle damp, mildly corrosive spots far better than painted minis, and the standard magnet accepts CMSG, DMSG or EMSG switches without any special-order piston.
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