
The AirTAC Airtac B52-MA Copper-Free Stainless Steel Mini Cylinder B52-MA16X185SCMLB is a genuine double acting standard round-body mini air cylinder with a Ø0mm bore and 185mm stroke, PT/G air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
AirTAC sized this 16 mm bore unit for light push-and-pull work: 100.5 N forward and 86.4 N back at 0.5 MPa (73 psi), rising to 140.7 N forward at 0.7 MPa (102 psi) with a theoretical ceiling of 20.5 kgf. The 185 mm stroke sits well inside the 500 mm standard range for this bore, so it is a catalogue item, not a special. Plan on about 60 N of useful force for real work at 0.5 MPa; for vertical duties the rod lifts roughly 10 kg on paper, so keep lifted parts near 5 kg to hold a 2:1 margin. The riveted stainless tube pairs with a 6 mm hard-chrome-plated rod, a combination that shrugs off washdown splash and mild corrosion better than painted-steel minis. A magnet is built into the piston as standard, so CMSG, DMSG or EMSG switches mount straight onto the barrel. This version adds the CM round-end back cover plus LB foot brackets for screw-down fixing.
| Model | Airtac B52-MA Copper-Free Stainless Steel Mini Cylinder B52-MA16X185SCMLB |
|---|---|
| Series | MA mini cylinder |
| Bore size | Ø0 mm |
| Stroke | 185 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. |
| ×185 | 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.
The 100.5 N push at 0.5 MPa swings a lightweight deflect or stop gate across a 185 mm gap on a packaging conveyor line.
A 185 mm reach suits sliding reagent racks or sample trays in compact analysers, and the stainless barrel tolerates frequent wipe-down.
About 60 N of practical force holds light jigs in place while CMSG or EMSG switches on the standard magnet confirm open and closed.
Sixteen millimetres is the smallest bore in the MA family, so the only sizing move here is upward: the next size, 20 mm, lifts the push force to 157 N at 0.5 MPa if your load creeps toward the 60 N planning figure. Ports are a single M5x0.8 with PT (Rc) tapered thread, and the cylinder runs anywhere in the 30-800 mm/s speed window. The 6 mm rod is slender, so guide side loads externally rather than loading them on the rod over the 185 mm travel. When the supply valve centres, a plain MA will not lock - the piston drifts under load, so add a rod lock or pilot check valve where position must be kept. If a foot mount does not suit the machine, order FA flange or SDB pivot brackets instead; the CM round-end back cover can be swapped for CA pivot or U flat-end on request.
Quick checklist
At 0.5 MPa the 16 mm bore pushes 100.5 N and pulls 86.4 N; at 0.7 MPa those figures rise to 140.7 N and 120.9 N. The theoretical maximum is 20.5 kgf at 1.0 MPa. The port is M5x0.8, the rod is 6 mm with an M6x1.0 male thread, and the stroke is a standard size for this bore.
A high-precision stainless-steel barrel is rolled together with aluminium-alloy covers around a 6 mm hard-chrome-plated rod, giving a compact riveted body that resists washdown splash. Fixed anti-impact bumper pads absorb stroke-end shock; they decelerate only and are not an adjustable air cushion, which is the MAC family feature. LB foot brackets and the CM round-end back cover come fitted on this version.
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