Ruland, 38.1 mm OD 20 mm, 57.2 mm Length 12 mm Flexible Beam Coupling

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MYR639.55

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RS Stock No.:
592-325
Mfr. Part No.:
FSMR38-20-12-A
Manufacturer:
Ruland
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Brand

Ruland

Product Type

Flexible Beam Coupling

Outside Diameter

38.1 mm

Length

57.2mm

Maximum Speed

6000rpm

Torque Rating

11.75Nm

Moment of Inertia

30.032 x 10-6 kg/m²

Number of Beams

6

Misalignment - Angular

3.0°

Misalignment - Parallel

0.76mm

Style

Set Screw

Misalignment - Axial

0.38mm

Bore Size A

20mm

Minimum Operating Temperature

-40°F

Bore Size B

12mm

Material

7075-T651 Extruded Drawn Aluminium Bar

Series

FSMR38

Maximum Operating Temperature

225°F

Standards/Approvals

RoHS3, REACH, DIN 912 12.9

Screw Size

M6

COO (Country of Origin):
US
The Ruland Six beam coupling offers innovative design and precision engineering, ideal for light-duty power transmission applications. Crafted from premium 7075 aluminium, it delivers remarkable lightweight performance with low inertia. This robust product, manufactured in Marlborough, MA, is engineered for high speeds of up to 6,000 RPM, allowing users to couple a servo motor to a lead screw seamlessly. Its zero-backlash design ensures effective motion transfer, while the balanced configuration reduces vibration, enhancing stability in various mechanical setups. With its excellent torque capacity and stringent quality controls, this coupling stands out in performance, offering reliability in demanding scenarios.

Engineered for high-speed applications, supporting up to 6,000 RPM

Machined from a single piece for enhanced strength

Balanced design reduces vibration, increasing operational stability

Set screw style allows for straightforward installation

Torque ratings beyond DIN 912 12.9 standards for maximum capability

Compliant with RoHS3 and REACH for safety and environmental standards

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