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
Disc Coupling - Inch to Metric
Double disc couplings with inch to metric bores. Bore sizes range from 1/8" to 1-1/4" and from 4mm to 32mm.
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 in / -.000 in
+.03mm/–.000mm
Temperature Range: -10°F to 200°F
How to Specify Part numbers are in the following format with numbers representing sixteenths of an inch or millimeters:
Products
Download CAD File:
DCD26-3/4\"-11MM-A
DCD26-3/4"-11MM-A
As low as
$95.33
$139.81
Ruland DCD26-3/4"-11MM-A, 3/4" x 11mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-3/4\"-12MM-A
DCD26-3/4"-12MM-A
As low as
$95.33
$139.81
Ruland DCD26-3/4"-12MM-A, 3/4" x 12mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-3/4\"-13MM-A
DCD26-3/4"-13MM-A
As low as
$95.33
$139.81
Ruland DCD26-3/4"-13MM-A, 3/4" x 13mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-3/4\"-14MM-A
DCD26-3/4"-14MM-A
As low as
$95.33
$139.81
Ruland DCD26-3/4"-14MM-A, 3/4" x 14mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-3/4\"-15MM-A
DCD26-3/4"-15MM-A
As low as
$95.33
$139.81
Ruland DCD26-3/4"-15MM-A, 3/4" x 15mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-3/4\"-16MM-A
DCD26-3/4"-16MM-A
As low as
$95.33
$139.81
Ruland DCD26-3/4"-16MM-A, 3/4" x 16mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-3/4\"-17MM-A
DCD26-3/4"-17MM-A
As low as
$95.33
$139.81
Ruland DCD26-3/4"-17MM-A, 3/4" x 17mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-3/4\"-18MM-A
DCD26-3/4"-18MM-A
As low as
$95.33
$139.81
Ruland DCD26-3/4"-18MM-A, 3/4" x 18mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-3/4\"-19MM-A
DCD26-3/4"-19MM-A
As low as
$95.33
$139.81
Ruland DCD26-3/4"-19MM-A, 3/4" x 19mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-5/8\"-10MM-A
DCD26-5/8"-10MM-A
As low as
$95.33
$139.81
Ruland DCD26-5/8"-10MM-A, 5/8" x 10mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-5/8\"-11MM-A
DCD26-5/8"-11MM-A
As low as
$95.33
$139.81
Ruland DCD26-5/8"-11MM-A, 5/8" x 11mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-5/8\"-12MM-A
DCD26-5/8"-12MM-A
As low as
$95.33
$139.81
Ruland DCD26-5/8"-12MM-A, 5/8" x 12mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-5/8\"-13MM-A
DCD26-5/8"-13MM-A
As low as
$95.33
$139.81
Ruland DCD26-5/8"-13MM-A, 5/8" x 13mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-5/8\"-14MM-A
DCD26-5/8"-14MM-A
As low as
$95.33
$139.81
Ruland DCD26-5/8"-14MM-A, 5/8" x 14mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD26-5/8\"-15MM-A
DCD26-5/8"-15MM-A
As low as
$95.33
$139.81
Ruland DCD26-5/8"-15MM-A, 5/8" x 15mm Double Disc Coupling, Aluminum, Clamp Style, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCD32-1\"-12MM-A
DCD32-1"-12MM-A
As low as
$120.83
$177.22
Ruland DCD32-1"-12MM-A, 1" x 12mm Double Disc Coupling, Aluminum, Clamp Style, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCD32-1\"-13MM-A
DCD32-1"-13MM-A
As low as
$120.83
$177.22
Ruland DCD32-1"-13MM-A, 1" x 13mm Double Disc Coupling, Aluminum, Clamp Style, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCD32-1\"-14MM-A
DCD32-1"-14MM-A
As low as
$120.83
$177.22
Ruland DCD32-1"-14MM-A, 1" x 14mm Double Disc Coupling, Aluminum, Clamp Style, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCD32-1\"-15MM-A
DCD32-1"-15MM-A
As low as
$120.83
$177.22
Ruland DCD32-1"-15MM-A, 1" x 15mm Double Disc Coupling, Aluminum, Clamp Style, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCD32-1\"-16MM-A
DCD32-1"-16MM-A
As low as
$120.83
$177.22
Ruland DCD32-1"-16MM-A, 1" x 16mm Double Disc Coupling, Aluminum, Clamp Style, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCD32-1\"-17MM-A
DCD32-1"-17MM-A
As low as
$120.83
$177.22
Ruland DCD32-1"-17MM-A, 1" x 17mm Double Disc Coupling, Aluminum, Clamp Style, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCD32-1\"-18MM-A
DCD32-1"-18MM-A
As low as
$120.83
$177.22
Ruland DCD32-1"-18MM-A, 1" x 18mm Double Disc Coupling, Aluminum, Clamp Style, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCD32-1\"-19MM-A
DCD32-1"-19MM-A
As low as
$120.83
$177.22
Ruland DCD32-1"-19MM-A, 1" x 19mm Double Disc Coupling, Aluminum, Clamp Style, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCD32-1\"-20MM-A
DCD32-1"-20MM-A
As low as
$120.83
$177.22
Ruland DCD32-1"-20MM-A, 1" x 20mm Double Disc Coupling, Aluminum, Clamp Style, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Part number
Bore (B1)
Small Bore (B2)
Length (L)
Material
Outer Diameter (OD)
Maximum Speed
DCD26-3/4"-11MM-A
0.7500 in
11 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-3/4"-12MM-A
0.7500 in
12 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-3/4"-13MM-A
0.7500 in
13 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-3/4"-14MM-A
0.7500 in
14 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-3/4"-15MM-A
0.7500 in
15 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-3/4"-16MM-A
0.7500 in
16 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-3/4"-17MM-A
0.7500 in
17 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-3/4"-18MM-A
0.7500 in
18 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-3/4"-19MM-A
0.7500 in
19 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-5/8"-10MM-A
0.6250 in
10 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-5/8"-11MM-A
0.6250 in
11 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-5/8"-12MM-A
0.6250 in
12 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-5/8"-13MM-A
0.6250 in
13 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-5/8"-14MM-A
0.6250 in
14 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD26-5/8"-15MM-A
0.6250 in
15 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCD32-1"-12MM-A
1.0000 in
12 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCD32-1"-13MM-A
1.0000 in
13 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCD32-1"-14MM-A
1.0000 in
14 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCD32-1"-15MM-A
1.0000 in
15 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCD32-1"-16MM-A
1.0000 in
16 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCD32-1"-17MM-A
1.0000 in
17 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCD32-1"-18MM-A
1.0000 in
18 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCD32-1"-19MM-A
1.0000 in
19 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCD32-1"-20MM-A
1.0000 in
20 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
© 2025 Ruland Manufacturing Co., Inc. All rights reserved
Top