
The AirTAC Airtac MBLD Dual Axis Type Mini Cylinder MBLD63X40 is a genuine double-acting double-rod aluminum-barrel mini cylinder with a Ø63mm bore and 40mm stroke. A rod exits both end covers, so extend and retract force are EQUAL — about 1458 N each way at 0.5 MPa. Fixed rubber bumper.
The AirTAC MBLD63X40 is a double-acting, double-rod aluminum mini cylinder delivering 1457 N of force in both extend and retract directions at 0.5 MPa. Because a Ø16 mm carbon-steel rod exits both end covers, the annulus area is identical on each side, yielding perfectly symmetrical thrust and speed for your 40 mm stroke. The riveted rolling-packed barrel houses a heterogeneous two-way grease-retaining piston seal for lasting lubrication.
This configuration uses a G1/4 port and M14x1.5 rod-end thread. End-of-travel impact is absorbed by a fixed rubber bumper, meaning it is not an adjustable air cushion (choose MBLCD for that) nor a locking device. As this SKU lacks the -S magnet code, it cannot accept CMSG, DMSG, or EMSG position sensors. Mounting is restricted to Basic, FA flange, or LB foot styles, as the twin-rod design precludes back-cover or SDB pivot options.
| Model | Airtac MBLD Dual Axis Type Mini Cylinder MBLD63X40 |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (double rod) |
| Bore size | Ø63 mm |
| Stroke | 40 mm |
| Acting type | Double acting, double rod |
| Port size | G1/4 |
| Rod thread | M14×1.5 |
| 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 500 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 | 1458 N |
| 0.7 MPa | 2041 N |
| Max (@1.0 MPa) | 297 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. |
|---|---|
| 63 | Bore size in mm. |
| ×40 | 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).
Uses the 1457 N both-way force to eject heavy sheet metal blanks from a die, utilizing the rear rod end to simultaneously trigger a mechanical limit flag.
Leverages the short 40 mm stroke and equal-speed retract to push circuit boards across conveyor lanes without rotational skew thanks to twin-rod guidance.
Secures mold halves in a compact jig, relying on the symmetrical 2040 N thrust at 0.7 MPa and the rigid 16 mm double-rod structure to prevent torsional binding.
Step down to the 50 mm bore if your application only requires 881 N at 0.5 MPa, or step up to this 63 mm bore if the smaller frame lacks the 1457 N thrust needed for heavier dies. When replacing, match the 63 mm bore, 40 mm stroke, G1/4 port, PT thread, and Basic mounting. For higher kinetic energy at end-strokes, migrate to the MBLCD for adjustable cushions, or drop to the single-rod MBL if rear-rod clearance is unavailable. Note that a plain MBLD drifts under load without live air; the fixed bumper softens impact but does not hold position.
Quick checklist
Because the rod occupies both sides of the piston, push and pull forces are equal: 1457 N at 0.5 MPa, 2040 N at 0.7 MPa, and a maximum theoretical 297 kgf at 1.0 MPa.
No, this specific SKU lacks the built-in magnet (-S code), so it cannot host CMSG reed or DMSG/EMSG electronic switches. You would need the MBLD63X40S variant for solid-state or reed sensor tracking.
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