
The AirTAC Airtac B01-MA Special Cylinder B01-MA20X250SCA is a genuine double acting standard round-body mini air cylinder with a Ø0mm bore and 250mm stroke, PT/G air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
Reach without bulk: the MA20X250SCA stretches a 20 mm bore to 250 mm of travel inside a riveted stainless round body. Double acting throughout, it pushes 157.0 N and pulls 131.9 N at 0.5 MPa, reaches 219.8 N on push at 0.7 MPa, and tops out at a theoretical 32.0 kgf at 1.0 MPa, with fixed anti-impact bumper pads at both stroke ends.
Buyer maths made simple: budget around 94 N for real work at 0.5 MPa, equivalent to hoisting roughly 16 kg vertically - halve that to 8 kg once you demand a 2:1 safety factor. Because the covers and block are rolled onto the tube, the long body stays sealed and corrosion-resistant in damp plants, and the standard magnet means CMSG / DMSG / EMSG switches mount without special orders.
| Model | Airtac B01-MA Special Cylinder B01-MA20X250SCA |
|---|---|
| Series | MA mini cylinder |
| Bore size | Ø0 mm |
| Stroke | 250 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. |
| ×250 | 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.
Print-and-apply heads need a steady 157 N advance over 250 mm to reach deep into a pallet face and seat the label.
Raises a 6 kg stack of blanks between hopper and press, staying comfortably inside the 8 kg vertical-lift margin.
The 250 mm travel opens a full-width slide gate on a small powder hopper; a CMSG switch confirms the closed seat.
If 157.0 N at 0.5 MPa overshoots your need, the 16 mm bore gives 100.5 N in the same family; if it undershoots, the 25 mm bore lifts the push to 245.3 N. A 250 mm stroke deserves a straight, side-load-free path - add external guides or an SDB pivot bracket and keep the 8 mm rod in pure tension or compression. When the valve centres, the piston simply drifts; bumpers are not brakes, so specify a rod lock or pilot check valve wherever a load must stay put. Ports are 1/8", rod thread M8x1.25, and the CA pivot eye pairs with FA flange or LB foot mounts.
Quick checklist
157.0 N push and 131.9 N pull at 0.5 MPa; 219.8 N push and 184.7 N pull at 0.7 MPa; theoretical maximum 32.0 kgf at 1.0 MPa. Supply 0.15-1.0 MPa (22-145 psi), proof 1.5 MPa (215 psi), speed 30-800 mm/s, -20 to +70 C, double acting with fixed bumpers, 1/8" port, M8x1.25 rod thread.
No - every MA cylinder leaves the factory with the piston magnet already fitted, so CMSG, DMSG or EMSG reed switches clamp onto the stainless barrel at any point along the 250 mm stroke for end or mid-position detection.
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