Product Specifications:

Item Motion Control Coupling
Angular Misalignment
Application Precise Positioning Stepper Servo
Axial Motion 0.51 mm
Bore Dia. 20 mm x 14 mm
Bore Diameter 1 20 mm
Bore Diameter 2 14 mm
Bore Tolerance -0 mm to +0.03 mm
Bore Type Round
Center Spacer Material Aluminum
Clearance Dia. 41.3 mm
Coupling Outside Diameter 41.3 mm
Different Bore Sizes Yes
Disc Material Stainless Steel
Disc Material Finish Black Anodized
Disc Material Grade 302
Disc Type Stainless Steel
Dynamic Torque Non-reversing 10.15 N-m
Dynamic Torque Reversing 5.08 N-m
Fastener Tightening Torque 4.6 N-m
Features Balanced Design For Reduced Vibration, Disc Spring Sets Bend Independent Of Each Other, Lightweight And Has Low Inertia
Finish Anodized
For Environment Angular Misalignment, Axial Motion, Parallel Misalignment
For Misalignment Type Angular, Axial, Parallel
Full Bearing Support Required Yes
Hub Dia. 41.3 mm
Hub Length 18 mm
Hub Material Aluminum
Hub Material Finish Anodized Aluminum
Hub Material Grade Grade 2024
Included Screws (2) Hex Socket Cap Screw
Length Through Bore 27.5 mm
Length Through Bore 1 26.1 mm
Length Through Bore 2 26.1 mm
Material Aluminum
Max. Angular Misalignment
Max. Parallel Misalignment 0.01"
Max. Speed 10000 RPM
Max. Temp. Range 200°F
Maximum Operating Temperature 93°C
Minimum Operating Temperature -23°C
Moment Of Inertia 0.00003764 kgf/sq. m
Number Of Discs 2 With Center Spacer
Number Of Locking Screws 2
Outside Dia. 41.3 mm
Overall Length 55 mm
Parallel Misalignment 0.25 mm
Rated Torque 20.3 N-m
Screw Material Alloy Steel
Screw Material Finish Black Oxide
Screw Thread Size M4
Screw Type Cap Screw
Shaft Locking Type Clamp On
Shaft Tolerance -0.013 mm to 0 mm
Style Double Disc Clamp
System Of Measurement Metric
Torque 180 lbs.-in.
Torsional Stiffness 42.4 N-m/deg.
Zero Backlash Yes

Shipping Info:

Ship weight (kg) 0.15
Ship height (cm)5.08
Ship length (cm)15.24
Ship width (cm)5.08
HS code8483608000
Country of OriginUS

Product Variants

ProductModelTorsional StiffnessAxial MotionParallel MisalignmentOverall LengthRated TorqueDifferent Bore SizesBore Dia. 1Bore Dia. 2Price
RULAND MANUFACTURING MDCD19-4-4-A Coupling Double Disc Clamp Bore 4 x 4 Mm | AB8XQH 2ADD6 MDCD19-4-4-A5.8 N-m/deg.0.2 mm0.1 mm30.2 mm2.8 N-mNo--€170.45
RULAND MANUFACTURING MDCD19-5-4-A Coupling Double Disc Clamp Bore 5 x 4 Mm | AB8XQL 2ADD9 MDCD19-5-4-A5.8 N-m/deg.0.2 mm0.1 mm30.2 mm2.8 N-mYes--€183.85
RULAND MANUFACTURING MDCD19-5-5-A Coupling Double Disc Clamp Bore 5 x 5 Mm | AB8XQP 2ADE3 MDCD19-5-5-A5.8 N-m/deg.0.2 mm0.1 mm30.2 mm2.8 N-mNo--€171.56
RULAND MANUFACTURING MDCD19-6-4-A Coupling Double Disc Clamp Bore 6 x 4 Mm | AB8XQT 2ADE6 MDCD19-6-4-A---30.2 mm----€163.46
RULAND MANUFACTURING MDCD19-6-5-A Coupling Double Disc Clamp Bore 6 x 5 Mm | AB8XQV 2ADE8 MDCD19-6-5-A5.8 N-m/deg.0.2 mm0.1 mm30.2 mm2.8 N-mYes--€192.95
RULAND MANUFACTURING MDCD19-6-6-A Coupling Double Disc Clamp Bore 6 x 6 Mm | AB8XQX 2ADF1 MDCD19-6-6-A5.8 N-m/deg.0.2 mm0.1 mm30.2 mm2.8 N-mNo--€181.47
RULAND MANUFACTURING MDCD19-8-5-A Coupling Double Disc Clamp Bore 8 x 5 Mm | AB8XQZ 2ADF3 MDCD19-8-5-A5.8 N-m/deg.0.2 mm0.1 mm30.2 mm2.8 N-mYes--€191.65

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RULAND MANUFACTURING MDCD41-20-14-A 20mm x 14mm Double Disc Coupling, Aluminum, Clamp Style, 41.3mm OD, 55.0mm Lg.
€259.90 /unit