The store will not work correctly when cookies are disabled.
JavaScript seems to be disabled in your browser.
For the best experience on our site, be sure to turn on Javascript in your browser.
Due to Microsoft's discontinuation of updates, including security, certain functionality such as checkout and CAD may not work for you. We recommend using Google Chrome, Microsoft Edge, Firefox, or Safari to ensure full functionality.Thank you - the Ruland team
Electrically Isolating Disc Couplings: Clamp Style, Metric
Clamp style electrically isolating disc couplings with metric dimensions. Bore sizes range from 3mm to 30mm.
Features High torque
Balanced design for high RPM
Low inertia
No maintenance
High torsional stiffness
Constant velocity
Long life
Zero backlash
RoHS3 and REACH Compliant
Maximum speed: 10,000 RPM
Bore tolerance: +.001"/-.000"
Temperature Range: -10°F to 150°F
How to Specify Part numbers are in the following format with numbers representing millimeters:
Products
Download CAD File:
MDCDE25-12-12-A
MDCDE25-12-12-A
As low as
$94.76
$138.98
Ruland MDCDE25-12-12-A, 12mm x 12mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 25.4mm OD, 34.9mm Length
Download CAD File:
MDCDE25-12-6-A
MDCDE25-12-6-A
As low as
$94.76
$138.98
Ruland MDCDE25-12-6-A, 12mm x 6mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 25.4mm OD, 34.9mm Length
Download CAD File:
MDCDE25-12-8-A
MDCDE25-12-8-A
As low as
$94.76
$138.98
Ruland MDCDE25-12-8-A, 12mm x 8mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 25.4mm OD, 34.9mm Length
Download CAD File:
MDCDE25-6-6-A
MDCDE25-6-6-A
As low as
$94.76
$138.98
Ruland MDCDE25-6-6-A, 6mm x 6mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 25.4mm OD, 34.9mm Length
Download CAD File:
MDCDE25-8-6-A
MDCDE25-8-6-A
As low as
$94.76
$138.98
Ruland MDCDE25-8-6-A, 8mm x 6mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 25.4mm OD, 34.9mm Length
Download CAD File:
MDCDE25-8-8-A
MDCDE25-8-8-A
As low as
$94.76
$138.98
Ruland MDCDE25-8-8-A, 8mm x 8mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 25.4mm OD, 34.9mm Length
Download CAD File:
MDCDE33-10-10-A
MDCDE33-10-10-A
As low as
$104.37
$153.08
Ruland MDCDE33-10-10-A, 10mm x 10mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-10-8-A
MDCDE33-10-8-A
As low as
$104.37
$153.08
Ruland MDCDE33-10-8-A, 10mm x 8mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-12-10-A
MDCDE33-12-10-A
As low as
$104.37
$153.08
Ruland MDCDE33-12-10-A, 12mm x 10mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-12-12-A
MDCDE33-12-12-A
As low as
$104.37
$153.08
Ruland MDCDE33-12-12-A, 12mm x 12mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-12-8-A
MDCDE33-12-8-A
As low as
$104.37
$153.08
Ruland MDCDE33-12-8-A, 12mm x 8mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-14-10-A
MDCDE33-14-10-A
As low as
$104.37
$153.08
Ruland MDCDE33-14-10-A, 14mm x 10mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-14-12-A
MDCDE33-14-12-A
As low as
$104.37
$153.08
Ruland MDCDE33-14-12-A, 14mm x 12mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-14-14-A
MDCDE33-14-14-A
As low as
$104.37
$153.08
Ruland MDCDE33-14-14-A, 14mm x 14mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-14-8-A
MDCDE33-14-8-A
As low as
$104.37
$153.08
Ruland MDCDE33-14-8-A, 14mm x 8mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-15-10-A
MDCDE33-15-10-A
As low as
$104.37
$153.08
Ruland MDCDE33-15-10-A, 15mm x 10mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-15-12-A
MDCDE33-15-12-A
As low as
$104.37
$153.08
Ruland MDCDE33-15-12-A, 15mm x 12mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-15-14-A
MDCDE33-15-14-A
As low as
$104.37
$153.08
Ruland MDCDE33-15-14-A, 15mm x 14mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-15-15-A
MDCDE33-15-15-A
As low as
$104.37
$153.08
Ruland MDCDE33-15-15-A, 15mm x 15mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-15-8-A
MDCDE33-15-8-A
As low as
$104.37
$153.08
Ruland MDCDE33-15-8-A, 15mm x 8mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-16-10-A
MDCDE33-16-10-A
As low as
$104.37
$153.08
Ruland MDCDE33-16-10-A, 16mm x 10mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-16-12-A
MDCDE33-16-12-A
As low as
$104.37
$153.08
Ruland MDCDE33-16-12-A, 16mm x 12mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-16-14-A
MDCDE33-16-14-A
As low as
$104.37
$153.08
Ruland MDCDE33-16-14-A, 16mm x 14mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Download CAD File:
MDCDE33-16-15-A
MDCDE33-16-15-A
As low as
$104.37
$153.08
Ruland MDCDE33-16-15-A, 16mm x 15mm Double Disc Coupling, Aluminum, Clamp Style, Electrically Isolating, 33.3mm OD, 45.0mm Length
Part number
Bore (B1)
Small Bore (B2)
Length (L)
Material
Outer Diameter (OD)
Maximum Speed
MDCDE25-12-12-A
12 mm
12 mm
1.374 in (34.9 mm)
Aluminum
1.000 in (25.4 mm)
10,000 RPM
MDCDE25-12-6-A
12 mm
6 mm
1.374 in (34.9 mm)
Aluminum
1.000 in (25.4 mm)
10,000 RPM
MDCDE25-12-8-A
12 mm
8 mm
1.374 in (34.9 mm)
Aluminum
1.000 in (25.4 mm)
10,000 RPM
MDCDE25-6-6-A
6 mm
6 mm
1.374 in (34.9 mm)
Aluminum
1.000 in (25.4 mm)
10,000 RPM
MDCDE25-8-6-A
8 mm
6 mm
1.374 in (34.9 mm)
Aluminum
1.000 in (25.4 mm)
10,000 RPM
MDCDE25-8-8-A
8 mm
8 mm
1.374 in (34.9 mm)
Aluminum
1.000 in (25.4 mm)
10,000 RPM
MDCDE33-10-10-A
10 mm
10 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-10-8-A
10 mm
8 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-12-10-A
12 mm
10 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-12-12-A
12 mm
12 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-12-8-A
12 mm
8 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-14-10-A
14 mm
10 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-14-12-A
14 mm
12 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-14-14-A
14 mm
14 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-14-8-A
14 mm
8 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-15-10-A
15 mm
10 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-15-12-A
15 mm
12 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-15-14-A
15 mm
14 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-15-15-A
15 mm
15 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-15-8-A
15 mm
8 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-16-10-A
16 mm
10 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-16-12-A
16 mm
12 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-16-14-A
16 mm
14 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
MDCDE33-16-15-A
16 mm
15 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
© 2025 Ruland Manufacturing Co., Inc. All rights reserved
Top