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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:
DCD21-5/8\"-15MM-A
DCD21-5/8"-15MM-A
As low as
$82.57
$121.10
Ruland DCD21-5/8"-15MM-A, 5/8" x 15mm Double Disc Coupling, Aluminum, Clamp Style, 1.313" (33.3mm) OD, 1.770" (45.0mm) Length
Download CAD File:
DCD26-3/4\"-15MM-A
DCD26-3/4"-15MM-A
As low as
$93.46
$137.07
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:
DCD26-5/8\"-15MM-A
DCD26-5/8"-15MM-A
As low as
$93.46
$137.07
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\"-15MM-A
DCD32-1"-15MM-A
As low as
$118.46
$173.75
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:
DCD32-3/4\"-15MM-A
DCD32-3/4"-15MM-A
As low as
$118.46
$173.75
Ruland DCD32-3/4"-15MM-A, 3/4" x 15mm Double Disc Coupling, Aluminum, Clamp Style, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCD32-5/8\"-15MM-A
DCD32-5/8"-15MM-A
As low as
$118.46
$173.75
Ruland DCD32-5/8"-15MM-A, 5/8" x 15mm Double Disc Coupling, Aluminum, Clamp Style, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCD32-7/8\"-15MM-A
DCD32-7/8"-15MM-A
As low as
$118.46
$173.75
Ruland DCD32-7/8"-15MM-A, 7/8" x 15mm Double Disc Coupling, Aluminum, Clamp Style, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCD36-1 1/4\"-15MM-A
DCD36-1 1/4"-15MM-A
As low as
$159.58
$234.06
Ruland DCD36-1 1/4"-15MM-A, 1 1/4" x 15mm Double Disc Coupling, Aluminum, Clamp Style, 2.250" (57.2mm) OD, 3.080" (78.2mm) Length
Download CAD File:
DCD36-1 1/8\"-15MM-A
DCD36-1 1/8"-15MM-A
As low as
$159.58
$234.06
Ruland DCD36-1 1/8"-15MM-A, 1 1/8" x 15mm Double Disc Coupling, Aluminum, Clamp Style, 2.250" (57.2mm) OD, 3.080" (78.2mm) Length
Download CAD File:
DCD36-3/4\"-15MM-A
DCD36-3/4"-15MM-A
As low as
$159.58
$234.06
Ruland DCD36-3/4"-15MM-A, 3/4" x 15mm Double Disc Coupling, Aluminum, Clamp Style, 2.250" (57.2mm) OD, 3.080" (78.2mm) Length
Download CAD File:
DCD36-5/8\"-15MM-A
DCD36-5/8"-15MM-A
As low as
$159.58
$234.06
Ruland DCD36-5/8"-15MM-A, 5/8" x 15mm Double Disc Coupling, Aluminum, Clamp Style, 2.250" (57.2mm) OD, 3.080" (78.2mm) Length
Download CAD File:
DCD36-7/8\"-15MM-A
DCD36-7/8"-15MM-A
As low as
$159.58
$234.06
Ruland DCD36-7/8"-15MM-A, 7/8" x 15mm Double Disc Coupling, Aluminum, Clamp Style, 2.250" (57.2mm) OD, 3.080" (78.2mm) Length
Download CAD File:
DCD50-45MM-1 3/4\"-A
DCD50-45MM-1 3/4"-A
As low as
$204.90
$300.52
Ruland DCD50-45MM-1 3/4"-A, 45mm x 1 3/4" Double Disc Coupling, Aluminum, Clamp Style, 3.125" (79.4mm) OD, 3.938" (100.0mm) Length
Download CAD File:
DCDK21-5/8\"-15MM-A
DCDK21-5/8"-15MM-A
As low as
$96.39
$141.37
Ruland DCDK21-5/8"-15MM-A, 5/8" x 15mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.313" (33.3mm) OD, 1.770" (45.0mm) Length
Download CAD File:
DCDK26-3/4\"-15MM-A
DCDK26-3/4"-15MM-A
As low as
$110.92
$162.68
Ruland DCDK26-3/4"-15MM-A, 3/4" x 15mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCDK26-5/8\"-15MM-A
DCDK26-5/8"-15MM-A
As low as
$110.92
$162.68
Ruland DCDK26-5/8"-15MM-A, 5/8" x 15mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 1.625" (41.3mm) OD, 2.165" (55.0mm) Length
Download CAD File:
DCDK32-1\"-15MM-A
DCDK32-1"-15MM-A
As low as
$139.80
$205.04
Ruland DCDK32-1"-15MM-A, 1" x 15mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCDK32-3/4\"-15MM-A
DCDK32-3/4"-15MM-A
As low as
$139.80
$205.04
Ruland DCDK32-3/4"-15MM-A, 3/4" x 15mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCDK32-5/8\"-15MM-A
DCDK32-5/8"-15MM-A
As low as
$139.80
$205.04
Ruland DCDK32-5/8"-15MM-A, 5/8" x 15mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCDK32-7/8\"-15MM-A
DCDK32-7/8"-15MM-A
As low as
$139.80
$205.04
Ruland DCDK32-7/8"-15MM-A, 7/8" x 15mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 2.000" (50.8mm) OD, 2.519" (64.0mm) Length
Download CAD File:
DCDK36-1 1/4\"-15MM-A
DCDK36-1 1/4"-15MM-A
As low as
$185.23
$271.67
Ruland DCDK36-1 1/4"-15MM-A, 1 1/4" x 15mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 2.250" (57.2mm) OD, 3.080" (78.2mm) Length
Download CAD File:
DCDK36-1 1/8\"-15MM-A
DCDK36-1 1/8"-15MM-A
As low as
$185.23
$271.67
Ruland DCDK36-1 1/8"-15MM-A, 1 1/8" x 15mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 2.250" (57.2mm) OD, 3.080" (78.2mm) Length
Download CAD File:
DCDK36-1\"-15MM-A
DCDK36-1"-15MM-A
As low as
$185.23
$271.67
Ruland DCDK36-1"-15MM-A, 1" x 15mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 2.250" (57.2mm) OD, 3.080" (78.2mm) Length
Download CAD File:
DCDK36-3/4\"-15MM-A
DCDK36-3/4"-15MM-A
As low as
$185.23
$271.67
Ruland DCDK36-3/4"-15MM-A, 3/4" x 15mm Double Disc Coupling, Aluminum, Clamp Style With Keyway, 2.250" (57.2mm) OD, 3.080" (78.2mm) Length
Part number
Bore (B1)
Small Bore (B2)
Length (L)
Material
Outer Diameter (OD)
Maximum Speed
DCD21-5/8"-15MM-A
0.6250 in
15 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 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
DCD26-5/8"-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"-15MM-A
1.0000 in
15 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCD32-3/4"-15MM-A
0.7500 in
15 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCD32-5/8"-15MM-A
0.6250 in
15 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCD32-7/8"-15MM-A
0.8750 in
15 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCD36-1 1/4"-15MM-A
1.2500 in
15 mm
3.080 in (78.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
DCD36-1 1/8"-15MM-A
1.1250 in
15 mm
3.080 in (78.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
DCD36-3/4"-15MM-A
0.7500 in
15 mm
3.080 in (78.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
DCD36-5/8"-15MM-A
0.6250 in
15 mm
3.080 in (78.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
DCD36-7/8"-15MM-A
0.8750 in
15 mm
3.080 in (78.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
DCD50-45MM-1 3/4"-A
45 mm
1.7500 in
3.938 in (100.0 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
DCDK21-5/8"-15MM-A
0.6250 in
15 mm
1.770 in (45.0 mm)
Aluminum
1.313 in (33.3 mm)
10,000 RPM
DCDK26-3/4"-15MM-A
0.7500 in
15 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCDK26-5/8"-15MM-A
0.6250 in
15 mm
2.165 in (55.0 mm)
Aluminum
1.625 in (41.3 mm)
10,000 RPM
DCDK32-1"-15MM-A
1.0000 in
15 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCDK32-3/4"-15MM-A
0.7500 in
15 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCDK32-5/8"-15MM-A
0.6250 in
15 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCDK32-7/8"-15MM-A
0.8750 in
15 mm
2.519 in (64.0 mm)
Aluminum
2.000 in (50.8 mm)
10,000 RPM
DCDK36-1 1/4"-15MM-A
1.2500 in
15 mm
3.080 in (78.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
DCDK36-1 1/8"-15MM-A
1.1250 in
15 mm
3.080 in (78.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
DCDK36-1"-15MM-A
1.0000 in
15 mm
3.080 in (78.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
DCDK36-3/4"-15MM-A
0.7500 in
15 mm
3.080 in (78.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
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Small Bore (B2)
15 mm
Small Bore (B2)
1.7500 in
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