Ruland, 1.181 in OD 12 mm, 1.181 in Length 9 mm Beam Coupling

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$185.59

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$204.15

(inc. GST)

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  • Ready to ship from 19 June 2026
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RS Stock No.:
801-490
Mfr. Part No.:
MIS30-12-9-A
Brand:
Ruland
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Brand

Ruland

Product Type

Beam Coupling

Outside Diameter

1.181in

Length

1.181in

Maximum Speed

6000rpm

Torque Rating

5.65nm

Moment of Inertia

5.946 x10⁻⁰⁶ kg-m²

Misalignment - Angular

5°

Number of Beams

1

Style

Set Screw

Misalignment - Parallel

0.25mm

Misalignment - Axial

0.25mm

Minimum Operating Temperature

-40°C

Bore Size B

9mm

Bore Size A

12mm

Material

Aluminium

Series

MIS Series

Maximum Operating Temperature

107°C

Standards/Approvals

RoHS3

Screw Size

M5

COO (Country of Origin):
US
The Ruland single beam coupling is designed for precision applications requiring high misalignment capabilities and zero backlash. Ideal for use in demanding scenarios where accurate positioning is paramount.

Machined from a single piece of 7075 aluminium for lightweight efficiency

Offers a dynamic torque of 2.83 Nm for stable performance

Accommodates maximum shaft penetration of 14.5 mm for versatile fitting

Features purely metric dimensions to fit standardised applications

Manufactured under strict controls in Marlborough, MA, ensuring reliability

Supports angular misalignment up to 5.0° for enhanced adaptability

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