Product Specifications:

Item Disc Coupling
Angular Misalignment
Application Encoders, Stepper / Servo
Axial Motion 0.76 mm
Bore Dia. 1 35 mm
Bore Dia. 2 30 mm
Bore Tolerance 0 mm to 0.03 mm
Bore Type Round With Keyway
Center Spacer Material Aluminum
Coupling Outside Dia. 79.4 mm
Different Bore Sizes Yes
Disc Material Stainless Steel
Disc Material Finish Plain
Disc Material Grade Grade 302
Dynamic Torque Non-reversing 64.97 N-m
Dynamic Torque Reversing 32.49 N-m
Fastener Tightening Torque 39 N-m
Features Balanced Design For High RPM, Constant Velocity, High Torque, High Torsional Stiffness, Long Life, Low Inertia, No Maintenance
For Misalignment Type Angular, Axial, Parallel
Full Bearing Support Required Yes
Hub Length 35.6 mm
Hub Material Aluminum
Hub Material Finish Anodized
Hub Material Grade 2024
Included Screws (2) Hex Cap Screw
Keyway Depth 1 10 mm
Keyway Depth 2 8 mm
Keyway Width 1 8 mm
Keyway Width 2 7 mm
Length Through Bore 1 46.8 mm
Length Through Bore 2 46.8 mm
Max. Operating Temp. 200°F
Max. Speed 10000 RPM
Minimum Operating Temperature -10°F
Number Of Discs 2
Number Of Locking Screws 2
Overall Length 101.2 mm
Parallel Misalignment 0.3 mm
Rated Torque 129.93 N-m
Screw Length 20 mm
Screw Material Alloy Steel
Screw Material Finish Black Oxide
Screw Thread Size M8
Shaft Locking Type Clamp On
Shaft Tolerance -0.013 mm to 0 mm
System Of Measurement Metric
Torsional Stiffness 282.5 N-m/deg.
Zero Backlash Yes

Shipping Info:

Ship weight (kg) 0.78
Ship height (cm)7.94
Ship length (cm)10
Ship width (cm)10
Country of OriginUS

Product Variants

ProductModelTorsional StiffnessAxial MotionParallel MisalignmentDifferent Bore SizesBore Dia. 1Bore Dia. 2Coupling Outside Dia.Overall LengthPrice
RULAND MANUFACTURING MDCDK80-25-25-A Disc Coupling, 25 mm Bore Dia 1, Same Bore Dimensions Diff. Bore Sizes, Metric | CT9GZR 805MR8 MDCDK80-25-25-A282.5 N-m/deg.0.76 mm0.3 mmNo25 mm25 mm79.4 mm101.2 mm€641.59
RULAND MANUFACTURING MDCDK70-25-25-A Disc Coupling, 25 mm Bore Dia 1, Same Bore Dimensions Diff. Bore Sizes, Metric | CT9GZT 805MR2 MDCDK70-25-25-A180 N-m/deg.0.76 mm30.48 mmNo25 mm25 mm69.9 mm89.7 mm€496.02
RULAND MANUFACTURING MDCDK80-30-25-A Disc Coupling, 30 mm Bore Dia 1, Different Bore Dimensions Diff. Bore Sizes | CT9GZW 805MR9 MDCDK80-30-25-A282.5 N-m/deg.0.76 mm0.3 mmYes30 mm25 mm79.4 mm101.2 mm€570.44
RULAND MANUFACTURING MDCDK70-30-25-A Disc Coupling, 30 mm Bore Dia 1, Different Bore Dimensions Diff. Bore Sizes | CT9GZY 805MR3 MDCDK70-30-25-A180 N-m/deg.0.76 mm30.48 mmYes30 mm25 mm69.9 mm89.7 mm€496.02
RULAND MANUFACTURING MDCDK70-30-30-A Disc Coupling, 30 mm Bore Dia 1, Same Bore Dimensions Diff. Bore Sizes, Metric | CT9HAC 805MR4 MDCDK70-30-30-A180 N-m/deg.0.76 mm30.48 mmNo30 mm30 mm69.9 mm89.7 mm€557.89
RULAND MANUFACTURING MDCDK80-30-30-A Disc Coupling, 30 mm Bore Dia 1, Same Bore Dimensions Diff. Bore Sizes, Metric | CT9HAD 805MT0 MDCDK80-30-30-A282.5 N-m/deg.0.76 mm0.3 mmNo30 mm30 mm79.4 mm101.2 mm€570.44
RULAND MANUFACTURING MDCDK80-35-25-A Disc Coupling, 35 mm Bore Dia 1, Different Bore Dimensions Diff. Bore Sizes | CT9HAF 805MT1 MDCDK80-35-25-A282.5 N-m/deg.0.76 mm0.3 mmYes35 mm25 mm79.4 mm101.2 mm€570.44

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RULAND MANUFACTURING MDCDK80-35-30-A 35mm x 30mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 79.4mm OD, 100.00 mm Lg.
€641.59 /unit