
The AirTAC Airtac MBLD Dual Axis Type Mini Cylinder MBLD63X175 is a genuine double-acting double-rod aluminum-barrel mini cylinder with a Ø63mm bore and 175mm 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 MBLD63X175 is a double-acting, double-rod aluminum mini cylinder engineered to deliver equal force and speed in both directions. Because a Ø16 mm carbon-steel rod with 20 µm hard-chrome plating exits both end covers, the annulus piston area is symmetric, yielding 1457 N of thrust and retraction force at 0.5 MPa. This 175 mm stroke suits automated press ejection and heavy part transfer where balanced dual-side motion prevents binding. A rod protrudes from the rear cover, requiring you to leave rear-rod clearance equal to the stroke length in your machine layout.
The riveted rolling-packed aluminum barrel houses a heterogeneous two-way grease-retaining piston seal for a compact footprint in tight spaces. This base configuration uses a fixed rubber bumper to soften end-of-travel impacts and lacks a built-in magnet, meaning it cannot support CMSG, DMSG, or EMSG position sensors. You can mount a workpiece on the front rod end and a position flag or cam on the rear rod to trigger external mechanical switches, leveraging the twin-rod design for superior anti-rotation guidance compared to single-rod units.
| Model | Airtac MBLD Dual Axis Type Mini Cylinder MBLD63X175 |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (double rod) |
| Bore size | Ø63 mm |
| Stroke | 175 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. |
| ×175 | 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).
Ejects heavy formed metal parts from a 63 mm stamping die using 1457 N of equal bidirectional force, ensuring the part pushes out and the ejector retracts cleanly without drift.
Folds heavy corrugated carton flaps synchronously from both sides; the twin-rod design prevents the folder plate from twisting under asymmetric carton resistance.
Drives a heavy diverter gate on a PCB routing line, mounting a mechanical cam on the rear protruding rod to trip an external limit switch at the exact 175 mm extend point.
At 0.5 MPa, this 63 mm bore generates 1457 N both ways. If your payload is lighter, stepping down to the 50 mm bore yields 881 N and saves space; if you need more power, 63 mm is the largest available bore in the MBLD series. For high kinetic energy loads, consider the MBLCD variant which adds adjustable air cushions, whereas this MBLD relies solely on fixed rubber bumpers. Mounting is limited to Basic, FA flange, or LB foot brackets—there is no SDB pivot or back-cover option. To replace this exact SKU, match the 63 mm bore, 175 mm stroke, G1/4 port, PT thread, and no-magnet configuration. Note that plain MBLD cylinders do not hold position without live air; the rod will drift, so use an external locking device for fail-safe holding.
Quick checklist
Because the MBLD63X175 is a double-rod cylinder, the effective piston area is equal on both sides, generating identical extend and retract forces. It outputs 1457 N at 0.5 MPa, 2040 N at 0.7 MPa, and a maximum theoretical 297 kgf at 1.0 MPa in both directions.
No, this specific SKU lacks the built-in magnet (designated by an -S suffix) and therefore cannot support CMSG reed or DMSG/EMSG electronic sensors. To detect rod position, you must mount an external mechanical switch or use a cam on the rear protruding rod.
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