
The AirTAC Airtac MBLD Dual Axis Type Mini Cylinder MBLD50X175 is a genuine double-acting double-rod aluminum-barrel mini cylinder with a Ø50mm bore and 175mm 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 MBLD50X175 is a double-acting, double-rod aluminum mini cylinder featuring a 50mm bore and 175mm stroke. Because a Ø16mm carbon-steel rod exits both end covers, the effective piston area is identical on extend and retract, yielding exactly 881 N of force each way at 0.5 MPa. This symmetric output is ideal for driving a 175mm stroke mechanism that requires balanced push and pull dynamics.
This riveted rolling-packed barrel uses a fixed rubber bumper at each end to soften impact and a heterogeneous two-way grease-retaining piston seal. The twin rods provide inherent anti-rotation guidance, allowing you to mount a workpiece on the front rod and a position flag or cam on the rear rod. Note that because this specific SKU lacks the -S magnet code, it cannot accept CMSG, DMSG, or EMSG electronic position sensors.
| Model | Airtac MBLD Dual Axis Type Mini Cylinder MBLD50X175 |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder (double rod) |
| Bore size | Ø50 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 | 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. |
| ×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).
Drives a dual-sided cutting blade across a 175mm stroke, using the twin rods to keep the tool perfectly aligned without rotational drift while applying 881 N of symmetric force.
Transfers heavy fabric beams between rollers, leveraging the equal extend and retract speed to maintain synchronous loom pacing while a rear-rod cam triggers a mechanical latch.
Actuates a 175mm pass-through door on a sorting machine, using the compact riveted aluminum body to fit tight cleanroom envelopes while pushing and pulling with identical 881 N authority.
Choose this 50mm bore when an application demands 881 N of symmetric thrust at 0.5 MPa across a 175mm travel. If you need less force, step down to the 40mm bore providing 528 N; if you need more power, step up to the 63mm bore delivering 1457 N. For higher kinetic energy at stroke ends, consider the MBLCD variant which adds adjustable air cushions, whereas the base MBLD relies on fixed rubber bumpers.
Mounting is limited to Basic, FA flange, or LB foot brackets—there is no SDB pivot or back-cover option for this double-rod body. The standard PT tapered port threads mate with G1/4 fittings. Keep in mind the overall length equals the body plus twice the stroke, so you must leave rear-rod clearance. Furthermore, a plain MBLD does not hold position without live air; the rod will drift, so fit an external locking device if static holding is required.
Quick checklist
Because the MBLD50X175 is a double-rod cylinder, the force is identical in both directions. It outputs 881 N at 0.5 MPa and 1233 N at 0.7 MPa. The maximum theoretical force is 180 kgf at 1.0 MPa.
No. This specific SKU lacks the built-in magnet (designated by an -S suffix in the ordering code), meaning it cannot accept AirTAC CMSG reed or DMSG/EMSG electronic solid-state sensors. You would need the MBLD50X175S variant for position detection.
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