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Ruland Coupling, Double Disc Clamp, Bore 8x8 mm MDCD25-8-8-A - main

Coupling, Double Disc Clamp, Bore 8x8 mm

  • Mfr # MDCD25-8-8-A

  • Zoro # G2328252

product price: $81.99
/ea
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Key Features

Shaft Locking Type - Couplings
1 Piece Clamp
Bore Dia.
8mm x 8mm
Rated Torque
50 in-lb
Max. RPM
10,000 RPM
Outside Dia.
25.4 mm
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Specifications

Product Information

MFR #
MDCD25-8-8-A
Zoro #
G2328252
UPC #
634529084052
Country of Origin
United States

Dimensions

Bore Dia.
8mm x 8mm
Outside Dia.
25.4 mm
Overall Length
34.9 mm
Overall Length (mm)
34.9
Screw Size (mm)
M3
Length through Bore (mm)
17.47
Clearance Dia. (mm)
25.4
Length through Bore
17.47 mm
Outside Dia. (mm)
25.40
Hub Dia.
25.4 mm
Screw Size
M3
Bore Diameter 1
8 mm
Hub Length
11.8 mm
Different Bore Sizes
No
Length Through Bore 1
16.6 mm
Coupling Outside Diameter
25.4 mm
Screw Thread Size
M3
Maximum Bore Diameter
8 mm
Minimum Bore Diameter
8 mm
Length Through Bore 2
16.6 mm
Bore Diameter 2
8 mm

Details

Shaft Locking Type - Couplings
1 Piece Clamp
Rated Torque
50 in-lb
Max. RPM
10,000 RPM
Material - Couplings
Aluminum
Disc Type
Stainless Steel
Max. Axial Misalignment (In.)
+/-0.012
Max. Temp.
200 Degrees F
Item - Motion Control Couplings
Motion Control Coupling
Style
Double Disc Clamp
Torsional Stiffness (Deg./In.-Lbs.)
0.011
Torque (In.-Lbs.)
50
Finish
Anodized Aluminum
Max. Temp. Range (F)
200
Max. Angular Misalignment
2 Degrees
Max. Parallel Misalignment (In.)
0.006 in
Screw Type
Cap Screw
Item
Motion Control Coupling
Material
Aluminum
Dynamic Torque Non-Reversing
2.8 N-m
Bore Tolerance
+0.03 mm / -0.00 mm
Dynamic Torque Reversing
1.4 N-m
Axial Motion
0.3 mm
Screw Material
Alloy Steel
Moment of Inertia
0.000003413 kgf/m sq
Disc Material
Stainless Steel
Hub Material Finish
Anodized Aluminum
Maximum Operating Temperature
93 Degrees C
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, REACH Compliant, RoHS Compliant
Bore Type
Round
Application
Precise Positioning Stepper Servo
For Misalignment Type
Angular, Axial, Parallel
Shaft Tolerance
+0.000/-0.013 mm
Hub Material Grade
2024
Features
Balanced Design for Reduced Vibration, Disc Spring Sets Bend Independent of Each Other, Lightweight and has Low Inertia
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Fastener Tightening Torque
2.1 N-m
Shaft Locking Type
Clamp On
Hub Material
Aluminum
Number of Discs
2 with Center Spacer
Screw Material Finish
Black Oxide
Maximum Speed
10,000 RPM
Disc Material Grade
302
Torsional Stiffness
6.9 N-m/Deg
Number of Locking Screws
2
Disc Material Finish
Black Anodized
Angular Misalignment
2 Degrees
System of Measurement
Metric
Center Spacer Material
Aluminum
Full Bearing Support Required
Yes
Minimum Operating Temperature
-23 Degrees C
Parallel Misalignment
0.15 mm
Zero Backlash
Yes
Maximum Torque
5.6 N-m
Included Screws
(2) Hex Socket Cap Screw

Description

Motion Control Coupling, Angular Misalignment 2 Degrees , Axial Motion 0.3 mm, Bore Diameter 1 8 mm, Bore Diameter 2 8 mm, Bore Type Round, Dynamic Torque Non-Reversing 2.8 N-m, Hub Length 11.8 mm, Hub Material Aluminum, Dynamic Torque Reversing 1.4 N-m, Coupling Outside Diameter 25.4 mm, Number of Discs 2 with Center Spacer, Center Spacer Material Aluminum, Length Through Bore 1 16.6 mm, Length Through Bore 2 16.6 mm, Maximum Bore Diameter 8 mm, Minimum Bore Diameter 8 mm

Restrictions

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

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