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Coupling, Double Disc, Bore 1/2x1/2 In

  • Mfr # DCD21-8-8-A

  • Zoro # G0927841


product price: $96.99
/ea
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Key Features

Shaft Locking Type - Couplings
1 Piece Clamp
Bore Dia.
1/2 in x 1/2 in
Rated Torque
100 in-lb
Max. RPM
10,000 RPM
Outside Dia.
1.313 in
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Specifications

Product Information

MFR #
DCD21-8-8-A
Zoro #
G0927841
UPC #
634529081792
Country of Origin
United States

Dimensions

Bore Dia.
1/2 in x 1/2 in
Outside Dia.
1.313 in
Overall Length
1 49/64 in
Outside Dia. (In.)
1.313
Screw Size
M3
Length through Bore
0.885 in
Length through Bore (In.)
0.885
Clearance Dia. (In.)
1.313 in
Overall Length (In.)
1.770
Screw Size (mm)
M3
Maximum Bore Diameter
1/2 in
Bore Diameter 2
1/2 in
Bore Diameter 1
1/2 in
Length Through Bore 2
0.8 in
Hub Length
0.6 in
Different Bore Sizes
No
Coupling Outside Diameter
1 5/16 in
Length Through Bore 1
0.8 in
Minimum Bore Diameter
1/2 in
Screw Thread Size
M3

Details

Shaft Locking Type - Couplings
1 Piece Clamp
Rated Torque
100 in-lb
Max. RPM
10,000 RPM
Material - Couplings
Aluminum
Max. Temp. Range (F)
200
Torsional Stiffness (Deg./In.-Lbs.)
0.003
Material
Aluminum
Item - Motion Control Couplings
Motion Control Coupling
Max. Angular Misalignment
2 Degrees
Max. Axial Misalignment (In.)
+/-0.016
Screw Type
Cap Screw
Torque (In.-Lbs.)
100
Max. Parallel Misalignment (In.)
0.008 in
Disc Type
Stainless Steel
Max. Temp.
200 Degrees F
Finish
Anodized Aluminum
Item
Motion Control Coupling
Style
Double Disc Clamp
Moment of Inertia
0.044 lb-in sq
Dynamic Torque Reversing
25 lb-in
Dynamic Torque Non-Reversing
50 lb-in
Bore Tolerance
+0.001 in / -0.000 in
Screw Material
Alloy Steel
Axial Motion
0.016 in
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Hub Material Finish
Anodized Aluminum
Fastener Tightening Torque
2.1 N-m
Angular Misalignment
2 Degrees
Full Bearing Support Required
Yes
Center Spacer Material
Aluminum
Maximum Operating Temperature
200 Degrees F
Features
Balanced Design for Reduced Vibration, Disc Spring Sets Bend Independent of Each Other, Lightweight and has Low Inertia
For Misalignment Type
Angular, Axial, Parallel
Screw Material Finish
Black Oxide
Zero Backlash
Yes
Hub Material
Aluminum
Minimum Operating Temperature
-10 Degrees F
Disc Material Finish
Black Anodized
Number of Locking Screws
2
Number of Discs
2 with Center Spacer
Application
Precise Positioning Stepper Servo
Disc Material Grade
302
Maximum Speed
10,000 RPM
Torsional Stiffness
253 in-lb/Deg
Hub Material Grade
2024
Shaft Tolerance
+0.0000/-0.0005 in
Included Screws
(2) Hex Socket Cap Screw
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, REACH Compliant, RoHS Compliant
System of Measurement
Inch
Parallel Misalignment
0.008 in
Bore Type
Round
Shaft Locking Type
Clamp On
Maximum Torque
100 in-lb
Disc Material
Stainless Steel

Description

Motion Control Coupling, Angular Misalignment 2 Degrees , Axial Motion 0.016 in, Bore Diameter 1 1/2 in, Bore Diameter 2 1/2 in, Bore Type Round, Dynamic Torque Non-Reversing 50 lb-in, Hub Length 0.6 in, Hub Material Aluminum, Dynamic Torque Reversing 25 lb-in, Coupling Outside Diameter 1 5/16 in, Number of Discs 2 with Center Spacer, Center Spacer Material Aluminum, Length Through Bore 1 0.8 in, Length Through Bore 2 0.8 in, Maximum Bore Diameter 1/2 in, Minimum Bore Diameter 1/2 in

Restrictions

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

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