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Disc Coupling

  • Mfr # MDCDK70-30-25-A

  • Zoro # G208678282


product price: $233.99
/ea
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Key Features

Overall Length
89.7 mm
Dynamic Torque Non-Reversing
48 N-m
Axial Motion
0.76 mm
Dynamic Torque Reversing
24 N-m
Moment of Inertia
0.0000489 kgf/m sq
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Specifications

Product Information

MFR #
MDCDK70-30-25-A
Zoro #
G208678282
UPC #
-
Country of Origin
United States

Dimensions

Overall Length
89.7 mm
Bore Diameter 1
30 mm
Bore Diameter 2
25 mm
Coupling Outside Diameter
69.9 mm
Maximum Bore Diameter
30 mm
Minimum Bore Diameter
25 mm
Keyway Width 1
8 mm
Different Bore Sizes
Yes
Keyway Depth 1
3.3 mm
Hub Length
30.5 mm
Length Through Bore 2
41.9 mm
Keyway Depth 2
3.3 mm
Screw Length
20 mm
Clearance Diameter
69.9 mm
Screw Thread Size
M8
Keyway Width 2
8 mm
Length Through Bore 1
41.9 mm

Details

Item
Disc Coupling
Dynamic Torque Non-Reversing
48 N-m
Axial Motion
0.76 mm
Dynamic Torque Reversing
24 N-m
Moment of Inertia
0.0000489 kgf/m sq
Screw Material
Alloy Steel
Bore Tolerance
+0.03/-0.00 mm
Bore Type
Round with Keyway
Hub Material
Aluminum
Maximum Operating Temperature
200 Degrees F
Hub Material Grade
2024
Features
Balanced Design for High RPM, Constant Velocity, High Torque, High Torsional Stiffness, Long Life, Low Inertia, No Maintenance
Zero Backlash
Yes
Center Spacer Material
Aluminum
Disc Material
Stainless Steel
Shaft Locking Type
Clamp On
Minimum Operating Temperature
-40 Degrees F
System of Measurement
Metric
Disc Material Grade
302
Number of Discs
2 with Center Spacer
Maximum Speed
10,000 RPM
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, ISO 9001:2015, REACH Compliant, RoHS3 Compliant
Application
Encoders, Stepper/Servo
Fastener Tightening Torque
39 N-m
Parallel Misalignment
30.48 mm
Maximum Torque
96 N-m
Included Screws
(2) Hex Cap Screws
Screw Material Finish
Black Oxide
Full Bearing Support Required
Yes
For Misalignment Type
Angular, Axial, Parallel
Hub Material Finish
Anodized
Number of Locking Screws
2
Shaft Tolerance
+0.000 mm/-0.013 mm
Angular Misalignment
2 Degrees
For Motion Type
Continuous, Forward and Reverse, Start and Stop
Disc Material Finish
Plain
Torsional Stiffness
180 N-m/Deg

Description

Disc Coupling, Angular Misalignment 2 Degrees , Axial Motion 0.76 mm, Bore Diameter 1 30 mm, Bore Diameter 2 25 mm, Bore Type Round with Keyway, Clearance Diameter 69.9 mm, Dynamic Torque Non-Reversing 48 N-m, Hub Length 30.5 mm, Hub Material Aluminum, Dynamic Torque Reversing 24 N-m, Coupling Outside Diameter 69.9 mm, Number of Discs 2 with Center Spacer, Center Spacer Material Aluminum, Length Through Bore 1 41.9 mm, Length Through Bore 2 41.9 mm, Maximum Bore Diameter 30 mm

Restrictions

WARNING: Cancer and Reproductive Harm For more information go to www.P65Warnings.ca.gov

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