
The AirTAC Airtac B01-MA Special Cylinder B01-MA20X230SU is a genuine double acting standard round-body mini air cylinder with a Ø0mm bore and 230mm stroke, PT/G air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
Stainless round barrel, 230 mm of travel and a flat-end U back cover come together in this MA20X230SU double acting mini cylinder from AirTAC. The 20 mm bore delivers 157 N of push and 131.9 N of pull at 0.5 MPa, rising to 219.8 N forward at 0.7 MPa, with a theoretical peak of 32 kgf at 1.0 MPa. Rolling-packed aluminium covers seal the riveted body, and fixed anti-impact bumper pads soften the stroke ends, though they decelerate only and are not an adjustable cushion like the MAC family offers. Because the piston runs on a hard-chrome plated 8 mm carbon-steel rod inside a stainless tube, the body shrugs off washdown, humidity and outdoor exposure that eat painted-steel minis. The magnet is factory-installed as standard, so CMSG, DMSG or EMSG switches drop straight onto the barrel. For sizing, keep real work near 94 N, about 60 percent of the 0.5 MPa push rating, and count on lifting roughly 8 kg vertically once a 2:1 margin is applied.
| Model | Airtac B01-MA Special Cylinder B01-MA20X230SU |
|---|---|
| Series | MA mini cylinder |
| Bore size | Ø0 mm |
| Stroke | 230 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. |
| ×230 | 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 230 mm stroke reaches into a guarded shroud to press pump-dispenser collars, with the 94 N working figure at 0.5 MPa enough for light crimping on small-format bottles.
Stainless barrel and chrome rod tolerate periodic washdown, while the 157 N push and 131.9 N pull flick off-spec trays clear of the lane at 30-800 mm/s speeds.
With about 8 kg of vertical lift at a 2:1 margin, the cylinder raises small test jigs, and the standard magnet plus an EMSG switch confirms top-of-stroke for the PLC.
This 20 mm version sits between the 16 mm bore (100.5 N push at 0.5 MPa) and the 25 mm bore (245.3 N), so step down for lighter pick-and-place duty or up when cycle loads creep toward 150 N of continuous work. Ports are 1/8" PT and the rod thread is M8x1.25, so confirm your existing fittings and manifold match before ordering. The U flat-end rear cover bolts directly to fixed fixtures, and FA flange, LB foot or SDB pivot brackets cover other mounting styles; the built-in magnet supports CMSG / DMSG / ESG switches with no special-order piston. Air loss lets the piston drift, so add a pilot check valve or rod lock where the load must stay put. Across a 230 mm span, guide off-axis loads with external rails to keep rod bending low.
Quick checklist
At 0.5 MPa the 20 mm bore pushes 157 N and pulls 131.9 N; at 0.7 MPa these rise to 219.8 N and 184.7 N. The theoretical maximum is 32 kgf at 1.0 MPa. The cylinder runs on 0.15-1.0 MPa (22-145 psi), withstands a 1.5 MPa (215 psi) proof pressure, and travels at 30-800 mm/s.
Yes. Every MA cylinder carries a built-in magnet as standard, so CMSG, DMSG and EMSG switches clip onto the stainless barrel without any special-order piston or retrofit work.
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