The MDS (mini disc spacer) Series coupling features a higher parallel misalignment capacity over standard MD Series at .006 inches. The MDS Series also has the highest parallel misalignment at .012 inches and angular misalignment at 2° of any of the mini disc couplings.
Unit of Measure

Specifications

Description 

MDS63C-CP-5/8X3/4

Coupling Size

MDS63C

Bore Type

Finished Bore

Type

Mini Disc Coupling

Disc Material

Stainless Steel

Hub Material

Aluminum

Style

Clamp Screw

Application

Motion Control

Weight

0.51 oz

Weight (Complete Coupling w/ Min. Bores)

8.11 oz

Dimensional Data

Bore A

0.625 in

Bore B

0.750 in

Overall Length

2.283 in58.00 mm

Keyway Size

No Keyway

Outside Diameter

2.480 in63.00 mm

Min. Bore (Dimensions ID1/ID2)

0.591 in15.00 mm

Max. Bore (Dimensions ID1/ID2)

0.984 in25.00 mm

Length thru Bore

0.878 in22.30 mm

Clamp Screw Size

M6

Dimension HD

1.772 in45.00 mm

Cubic inches

14.04136 in³

Performance Data

Max. Operating Temperature

300.00 ºF

Nominal Torque

89.00 in·lb

Angular Misalignment

2.00 º

Axial Misalignment

± 0.031 in

Parallel Misalignment

0.012 in

Moment of Inertia

0.3760 lb·in²

Torsional Stiffness

22125.00 in·lb/rad

Features

Features 

  • Zero backlash design
  • High torsional stiffness
  • Aluminum hubs with stainless steel discs
  • Moderate-high torque capabilities
  • Low Inertia

Notes

Notes 

  • Nominal torque, torsional stiffness, weight and moment of inertia are based on minimum bore size.
  • Various hub diameters available to accommodate different size bore diameters.