
The AirTAC MBL Aluminum Alloy Mini Cylinder MBL20X10SU is a genuine double-acting aluminum-barrel mini round cylinder with a Ø20mm bore and 10mm stroke, 1/8" air ports and a fixed rubber bumper. Its compact riveted body suits push, hold and clamp motion in tight machine spaces.
The AirTAC MBL20X10SU is a genuine double-acting aluminum mini round cylinder engineered for extremely tight spaces. Delivering a 157 N push force at 0.5 MPa, this 20 mm bore, 10 mm stroke unit provides rapid, short-travel actuation. The riveted rolling-packed barrel crimps the front and rear covers directly to the tube, yielding a lightweight body that is not designed to be disassembled like a traditional tie-rod cylinder.
This specific SKU includes the -S magnet for position detection via CMSG reed or DMSG/EMSG electronic switches, alongside a U flat-end back cover for rigid, fixed mounting. It relies on a fixed rubber bumper to soften end-of-stroke impacts rather than an adjustable air cushion. The carbon-steel rod features 20 µm hard-chrome plating, and a heterogeneous two-way piston seal retains grease for extended operational life.
| Model | Airtac MBL Aluminum Alloy Mini Cylinder MBL20X10SU |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder |
| Bore size | Ø20 mm |
| Stroke | 10 mm |
| Acting type | Double acting |
| Port size | 1/8" |
| Rod thread | M8×1.25 |
| 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 | Rubber bumper (MBLC variant: adjustable air cushion) |
| Max stroke | Up to 500 mm |
Specifications follow the official AirTAC MBL series datasheet. Confirm against the product label before installation. Standard stroke to 500 mm (special order to 800 mm). Thread options: PT / G / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 157 N | 132 N |
| 0.7 MPa | 220 N | — |
| Max (@1.0 MPa) | 32 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MBL | Aluminum-barrel mini round cylinder, double acting. |
|---|---|
| 20 | Bore size in mm. |
| ×10 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related variants: MBLC (adjustable cushion), MBLD (double rod), MBLJ (adjustable stroke), MSBL/MTBL (single acting).
Provides a rapid 10 mm tap to push finished printed circuit boards out of an SMT pick-and-place line using 157 N of force.
Secures small electronic connectors during ultrasonic welding with a short 10 mm stroke in a densely packed fixture.
Tucks minor flaps on small pharmaceutical cartons just before the sealing head, fitting neatly between conveyor guide rails.
Select this 20 mm bore model when a 10 mm stroke provides the exact clamping or ejecting motion needed without wasting machine footprint. If your application requires less force, there is no smaller bore in the MBL line, so you would step up to the MBL25X10 which yields 245 N of push at 0.5 MPa. For higher force demands, stepping up to the MBL32X10 increases output to 402 N at 0.5 MPa.
Because this base MBL uses a fixed rubber bumper instead of an adjustable cushion, heavier or faster loads should transition to the MBLC variant. Note that a plain MBL does not hold its position if air pressure is lost; the rod drifts or drops, so an external rod lock or pilot-operated check valve is required for fail-safe load holding. Replacement matching requires a 20 mm bore, 10 mm stroke, G1/8 port, PT thread, U back cover, and the -S magnet.
Quick checklist
At 0.5 MPa it provides 157 N push and 132 N pull. At 0.7 MPa the push increases to 220 N. The maximum theoretical force is 32 kgf at 1.0 MPa.
No, the base MBL uses a fixed rubber bumper to absorb end-of-stroke impact. If you need adjustable air cushioning for heavier loads, you must select the MBLC variant.
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