
The AirTAC MBLD Dual Axis Type Mini Cylinder MBLD20X160 is a genuine double-acting double-rod aluminum-barrel mini cylinder with a Ø20mm bore and 160mm stroke. A rod exits both end covers, so extend and retract force are EQUAL — about 132 N each way at 0.5 MPa. Fixed rubber bumper.
The AirTAC MBLD20X160 is a compact double-acting double-rod aluminum mini cylinder. A single piston drives an Ø8 mm hard-chrome rod out of both end covers, yielding identical extend and retract forces of 132 N at 0.5 MPa. This 160 mm stroke is well-suited for mid-travel positioning tasks where symmetrical thrust prevents directional drift.
Because a rod occupies both sides, the annulus area is identical in each direction, ensuring equal speed and force. The rear protruding rod can host a cam or position flag, while the twin-rod geometry inherently resists twist better than a single rod. This base SKU lacks a built-in magnet, so it cannot accept CMSG, DMSG, or EMSG position sensors. End impact is absorbed by a fixed rubber bumper, and the body uses a riveted rolling-packed aluminum barrel with a grease-retaining piston seal.
| Model | Airtac MBLD Dual Axis Type Mini Cylinder MBLD20X160 |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (double rod) |
| Bore size | Ø20 mm |
| Stroke | 160 mm |
| Acting type | Double acting, double rod |
| Port size | G1/8 |
| 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 | Fixed rubber bumper |
| Max standard stroke | Up to 300 mm |
Double-rod overall length = A + 2 × stroke — leave clearance for the rear rod. MBLD/MBLCD mounting is Basic / FA / LB only (no SDB, no back-cover code). Thread options: PT / G / NPT.
| Pressure | Extend & retract force |
|---|---|
| 0.5 MPa | 132 N |
| 0.7 MPa | 185 N |
| Max (@1.0 MPa) | 27 kgf |
A rod on both piston faces makes the annulus area equal, so extend and retract force (and speed) are the same. Actual usable force is lower due to friction.
| MBLD | MBLD aluminum-barrel double-rod mini cylinder. |
|---|---|
| 20 | Bore size in mm. |
| ×160 | Stroke length in mm. |
| S | Optional built-in magnet for a CMSG/DMSG/EMSG sensor switch. |
| FA / LB | Mounting: FA flange or LB foot (no SDB on double-rod). |
Related: MBLCD (double rod, adjustable cushion), MBLC (single rod + cushion), MBL (single rod).
Moves bare circuit boards between inspection stations using 132 N of equal thrust, utilizing the rear rod end to mount a mechanical position flag for timing.
Handles delicate electronic connectors over a 160 mm travel where symmetrical extend and retract speeds prevent sudden acceleration shifts in compact pickers.
Adjusts a lightweight guide roller on packaging film lines, relying on the twin-rod anti-rotation property to keep the web aligned without skewing.
When sizing this 20 mm bore, stepping down is not an option as it is the smallest available. Stepping up to the 25 mm bore raises the equal both-way force to 206 N at 0.5 MPa. This MBLD20X160 variant uses standard PT port threads and basic mounting; alternative mounts are limited to FA flange or LB foot brackets, as SDB pivot or back-cover options do not exist for the double-rod series.
For a direct replacement, match the 20 mm bore, 160 mm stroke, G1/8 port, PT thread, and basic mounting without a magnet. Since the overall length equals A plus 2 x stroke, you must leave rear-rod clearance. Although the twin rods improve rotational stability, the 8 mm rods over a 160 mm stroke still require an external guide to prevent bending under side loads. Note that the fixed rubber bumper softens end impact but does not lock the rod; without live air, the cylinder drifts.
Quick checklist
The MBLD20X160 provides equal force in both directions because the rod exits both ends. It delivers 132 N at 0.5 MPa and 185 N at 0.7 MPa on both extend and retract, with a maximum theoretical output of 27 kgf at 1.0 MPa.
Unlike a single-rod cylinder where push force exceeds pull force, the MBLD20X160 has a rod on both sides, creating equal annulus areas for identical push and pull forces. The rear rod can drive a secondary mechanism or flag, but this specific SKU lacks a magnet, so it cannot support CMSG, DMSG, or EMSG electronic or reed sensors.
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