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    The Beam flexible coupling is formed from one piece of aluminum rod. A spiral slot is cut through the length of the aluminum tube forming a “spring” center section referred to as a helical coil or beam. The flexure allowed by the beam portion of the coupling is capable of accommodating angular, parallel and axial misalignment while continuing to convey power between the attached shafts. This results in a single piece, true flexible coupling.

    The Miniature Beam coupling is designed for very light power transmission applications where accurate positioning of shafts is an essential requirement. It also has a very high tolerance to heat, chemicals, and corrosion that would be harmful to conventional elastomeric flexible couplings.

    The Miniature Beam coupling design is very well suited for small shaft applications and the inherent requirements of start/stop/reverse applications where zero backlash and extreme positioning accuracy are important. This coupling operates either clockwise or counter clockwise without sacrificing windup or torque capabilities.
Unit of Measure

Specifications

Description 

N/A EC112-BEAM CP-10MMX10MM

Coupling Size

N/A EC112

Type

N/A Single Beam Coupling

Material

N/A Anodized Aluminum

Style

N/A Clamp Screw

Finish

N/A Anodized Aluminum

Weight

N/A 0.12 oz

Weight (Complete Coupling w/ Min. Bores)

N/A 1.90 oz54.00 g

Dimensional Data

Bore A

N/A 0.394 in10.00 mm

Bore B

N/A 0.394 in10.00 mm

Overall Length

N/A 1.496 in38.00 mm

Keyway Size

N/A No Keyway

Outside Diameter

N/A 1.102 in28.00 mm

Min. Bore (Dimensions ID1/ID2)

N/A 0.315 in8.00 mm

Max. Bore (Dimensions ID1/ID2)

N/A 0.472 in12.00 mm

Length thru Bore

N/A 0.433 in11.00 mm

Clamp Screw Size

N/A M3

Cubic inches

N/A 1.81675 in³

Performance Data

Max. Operating Temperature

N/A 200.00 ºF

Max. Speed

N/A 10000 rpm

Nominal Torque

N/A 17.00 in·lb

Max. Angular Misalignment

N/A 5.00 º

Axial Misalignment

N/A ± 0.010 in

Parallel Misalignment

N/A 0.005 in

Moment of Inertia

N/A 207.0800 lb·in²

Torsional Stiffness

N/A 409.30 in·lb/rad

Features

Features 

N/A
  • All-metal coupling
  • Easy to install – one piece
  • High angular misalignment capability to 5°
  • Anodized aluminum finish
  • Zero backlash design

Notes

Notes 

N/A
  • Nominal torque, torsional stiffness, weight and moment of inertia are based on minimum bore size.
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