
The AirTAC Airtac MBLD Dual Axis Type Mini Cylinder MBLD50X150 is a genuine double-acting double-rod aluminum-barrel mini cylinder with a Ø50mm bore and 150mm stroke. A rod exits both end covers, so extend and retract force are EQUAL — about 881 N each way at 0.5 MPa. Fixed rubber bumper.
The AirTAC MBLD50X150 is a compact double-acting double-rod aluminum mini cylinder engineered to deliver identical push and pull forces. Because a Ø16 mm carbon-steel rod with 20 µm hard-chrome plating exits both end covers, the annulus piston area is symmetrical, yielding 881 N of force in both directions at 0.5 MPa. The 150 mm stroke is ideal for medium-travel positioning tasks, while the riveted rolling-packed aluminum barrel and heterogeneous two-way grease-retaining piston seal ensure reliable service in tight industrial spaces.
This configuration features a fixed rubber bumper at the stroke ends to soften mechanical impact—it is not an adjustable air cushion (choose MBLCD for that) nor a position lock. Without live air pressure, the rod will drift; external locking mechanisms are required for absolute holding. The overall length equals the base body length plus 2 x stroke, meaning the protruding rear rod requires dedicated clearance. You can mount a secondary cam, position flag, or guide tool on the rear rod end for synchronized dual-side actuation.
| Model | Airtac MBLD Dual Axis Type Mini Cylinder MBLD50X150 |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (double rod) |
| Bore size | Ø50 mm |
| Stroke | 150 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 | 881 N |
| 0.7 MPa | 1234 N |
| Max (@1.0 MPa) | 180 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. |
|---|---|
| 50 | Bore size in mm. |
| ×150 | 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).
Drives a dual-sided diverter gate on a PCB edge-belt conveyor. The twin-rod design prevents the gate from twisting under the 881 N force, keeping fiberglass boards aligned perfectly during lane transitions.
Actuates a release cam on a textile stenter frame. The rear rod protrudes to operate a mechanical flag that signals the clip-open sequence, handling the 150 mm travel needed to clear woven fabric edges.
Folds corrugated carton flaps in a continuous packaging line. Equal extend and retract forces ensure consistent folding speeds in both directions, preventing carton jams during high-speed retraction.
When sizing this 50 mm bore model, step down to the 40 mm bore if your load requires less than 528 N at 0.5 MPa, or step up to the 63 mm bore for heavy-duty tasks needing 1457 N at 0.5 MPa. Choose the single-rod MBL if you only need standard push action and want a shorter overall length, or select the MBLCD variant if your application demands adjustable pneumatic cushioning to dissipate high kinetic energy. Mounting options for this double-rod body are limited to Basic, FA flange, or LB foot brackets—SDB pivot and back-cover mounts are not available. As a direct replacement, verify the 50 mm bore, 150 mm stroke, G1/4 port, default PT thread, and the absence of a magnet (this SKU cannot take a sensor).
Quick checklist
The MBLD50X150 provides equal force in both directions because the double-rod design balances the piston area. It delivers 881 N at 0.5 MPa, 1233 N at 0.7 MPa, and a maximum theoretical output of 180 kgf at 1.0 MPa.
No, this specific SKU lacks the built-in magnet (denoted by an 'S' in the model code) and cannot accept AirTAC CMSG reed or DMSG/EMSG electronic sensors. You must use the external rear rod end to mount a mechanical flag or cam for position detection.
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