
The AirTAC Airtac B01-MA Special Cylinder B01-MA20X100SU is a genuine double acting standard round-body mini air cylinder with a Ø0mm bore and 100mm stroke, PT/G air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
A 100 mm reach from a 20 mm bore gives the MA20X100SU a long, straight push in a body that stays slim. It is double acting - compressed air both extends and returns the rod - producing 157 N of push and 131.9 N of pull at 0.5 MPa over a 0.15-1.0 MPa (22-145 psi) supply. Fixed bumper pads take the sting out of stroke-end impact.
Washdown and humidity are non-events for the rolled stainless barrel and its 20 um hard-chrome rod, an advantage over painted or plain-aluminium minis in packaging and outdoor kit. The magnet ships fitted as standard, so CMSG, DMSG and EMSG switches snap on without a special piston. When sizing, treat about 94 N as the realistic push at 0.5 MPa, which translates to roughly 8 kg of vertical lift with a 2:1 margin.
| Model | Airtac B01-MA Special Cylinder B01-MA20X100SU |
|---|---|
| Series | MA mini cylinder |
| Bore size | Ø0 mm |
| Stroke | 100 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. |
| ×100 | 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 mm stroke slides a PCB magazine fully onto the loader rail; DMSG switches on the standard magnet signal both magazine-present and fully-seated states.
Swing-away jigs use the rod to press MDF door panels against the fence; 157 N at 0.5 MPa is enough for light holding during screwing.
The rod kicks light parcels onto a reject spur; the stainless barrel copes with the dust and temperature swings of an unheated sortation hall.
Size against neighbours: bore 16 tops out at 100.5 N push at 0.5 MPa and bore 32 offers 402.2 N, so the 20 mm MA suits mid-weight travel tasks. At 100 mm of stroke keep the load on an external guide - side loads will bend the 8 mm rod. The rod moves freely when the valve centres, so add a pilot check valve or rod lock wherever a position must be held. The U flat-end cover suits through-hole fixing; add FA flange, LB foot or SDB pivot bracket as the frame demands, with 1/8 inch ports and PT thread.
Quick checklist
Push at 0.5 MPa is 157 N and pull 131.9 N; at 0.7 MPa these become 219.8 N and 184.7 N, while the 1.0 MPa theoretical ceiling is 32 kgf. Speed range is 30-800 mm/s on 0.15-1.0 MPa (22-145 psi) air filtered to 40 um, stroke 100 mm, rod 8 mm, ports 1/8 inch.
It carries fixed anti-impact bumper pads that decelerate the piston at each end, but these are not adjustable air cushions. If you need tunable end-of-stroke damping, the MAC family offers adjustable cushioning in larger bores.
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