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  11. Coupling, Double Disc Clamp, Bore 12x8 mm
Ruland Coupling, Double Disc Clamp, Bore 12x8 mm MDCD25-12-8-A - main

Coupling, Double Disc Clamp, Bore 12x8 mm

  • Mfr # MDCD25-12-8-A

  • Zoro # G2110735

product price: $84.19
/ea
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Key Features

Shaft Locking Type - Couplings
1 Piece Clamp
System of Measurement
Metric
Material - Couplings
Aluminum
Outside Dia.
25.4 mm
Overall Length
34.9 mm
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Specifications

Product Information

MFR #
MDCD25-12-8-A
Zoro #
G2110735
UPC #
634529084021
Country of Origin
United States

Dimensions

Bore Dia.
12mm x 8mm
Outside Dia.
25.4 mm
Overall Length
34.9 mm
Screw Size (mm)
M3
Hub Dia.
25.4 mm
Length through Bore
17.47 mm
Clearance Dia. (mm)
25.4
Overall Length (mm)
34.9
Length through Bore (mm)
17.47
Screw Size
M3
Outside Dia. (mm)
25.40
Bore Diameter 1
12 mm
Different Bore Sizes
Yes
Length Through Bore 1
11.8 mm
Screw Thread Size
M3
Length Through Bore 2
16.6 mm
Hub Length
11.8 mm
Bore Diameter 2
8 mm
Minimum Bore Diameter
12 mm
Maximum Bore Diameter
12 mm
Coupling Outside Diameter
25.4 mm

Details

Shaft Locking Type - Couplings
1 Piece Clamp
Item
Motion Control Coupling
System of Measurement
Metric
Material - Couplings
Aluminum
Finish
Anodized Aluminum
Max. RPM
10,000 RPM
Max. Temp. Range (F)
200
Style
Double Disc Clamp
Material
Aluminum
Rated Torque
50 in-lb
Torsional Stiffness (Deg./In.-Lbs.)
0.011
Max. Temp.
200 Degrees F
Screw Type
Cap Screw
Max. Parallel Misalignment (In.)
0.006 in
Torque (In.-Lbs.)
50
Max. Axial Misalignment (In.)
+/-0.012
Disc Type
Stainless Steel
Item - Motion Control Couplings
Motion Control Coupling
Max. Angular Misalignment
2 Degrees
Application
Precise Positioning Stepper Servo
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, REACH Compliant, RoHS Compliant
Bore Tolerance
+0.03 mm / -0.00 mm
Screw Material
Alloy Steel
For Misalignment Type
Angular, Axial, Parallel
Hub Material Grade
2024
Disc Material Finish
Black Anodized
Shaft Tolerance
+0.000/-0.013 mm
Parallel Misalignment
0.15 mm
Zero Backlash
Yes
Included Screws
(2) Hex Socket Cap Screw
Maximum Torque
5.6 N-m
Screw Material Finish
Black Oxide
Center Spacer Material
Aluminum
Disc Material
Stainless Steel
Moment of Inertia
0.000003363 kgf/m sq
Dynamic Torque Reversing
1.4 N-m
Number of Discs
2 with Center Spacer
Angular Misalignment
2 Degrees
Disc Material Grade
302
Full Bearing Support Required
Yes
Hub Material
Aluminum
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Maximum Speed
10,000 RPM
Maximum Operating Temperature
93 Degrees C
Shaft Locking Type
Clamp On
Dynamic Torque Non-Reversing
2.8 N-m
Torsional Stiffness
6.9 N-m/Deg
Hub Material Finish
Anodized Aluminum
Minimum Operating Temperature
-23 Degrees C
Bore Type
Round
Number of Locking Screws
2
Fastener Tightening Torque
2.1 N-m
Axial Motion
0.3 mm
Features
Balanced Design for Reduced Vibration, Disc Spring Sets Bend Independent of Each Other, Lightweight and has Low Inertia

Description

Motion Control Coupling, Angular Misalignment 2 Degrees , Axial Motion 0.3 mm, Bore Diameter 1 12 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 11.8 mm, Length Through Bore 2 16.6 mm, Maximum Bore Diameter 12 mm, Minimum Bore Diameter 12 mm

Restrictions

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

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