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Beam Couplings: Four-Beam MW-Series, Inch to Metric
Clamp style MW-Series four beam couplings (also referred to as helical couplings) with inch to metric bores. Bore sizes range from 1/8" to 1/2" and from 3mm to 12mm.
Features Aluminum
Extra flexible with low bearing loads
Lightweight for low inertia
Temperature range: -40°F to 225°F
Stainless Steel
Flexible with low bearing loads
Corrosion resistant
Temperature range: -40°F to 350°F
Zero backlash, Constant velocity
RoHS3 and REACH Compliant
Maximum speed: 6,000 RPM
Bore tolerance:
+.001 in / -.000 in
+.025mm/–.000mm
How to Specify Part numbers are in the following format with numbers representing sixteenths of an inch and millimeters:
Products
Download CAD File:
MWC25-10MM-1/4\"-A
MWC25-10MM-1/4"-A
As low as
$40.03
$58.71
Ruland MWC25-10MM-1/4"-A, 10mm x 1/4" Four Beam Coupling, Aluminum, Clamp Style, 0.984" (25.0mm) OD, 1.181" (30.0mm) Length
Download CAD File:
MWC25-10MM-1/4\"-SS
MWC25-10MM-1/4"-SS
As low as
$99.53
$145.97
Ruland MWC25-10MM-1/4"-SS, 10mm x 1/4" Four Beam Coupling, Stainless Steel, Clamp Style, 0.984" (25.0mm) OD, 1.181" (30.0mm) Length
Download CAD File:
MWC25-10MM-3/8\"-A
MWC25-10MM-3/8"-A
As low as
$40.03
$58.71
Ruland MWC25-10MM-3/8"-A, 10mm x 3/8" Four Beam Coupling, Aluminum, Clamp Style, 0.984" (25.0mm) OD, 1.181" (30.0mm) Length
Download CAD File:
MWC25-10MM-3/8\"-SS
MWC25-10MM-3/8"-SS
As low as
$99.53
$145.97
Ruland MWC25-10MM-3/8"-SS, 10mm x 3/8" Four Beam Coupling, Stainless Steel, Clamp Style, 0.984" (25.0mm) OD, 1.181" (30.0mm) Length
Download CAD File:
MWC25-9MM-1/4\"-A
MWC25-9MM-1/4"-A
As low as
$40.03
$58.71
Ruland MWC25-9MM-1/4"-A, 9mm x 1/4" Four Beam Coupling, Aluminum, Clamp Style, 0.984" (25.0mm) OD, 1.181" (30.0mm) Length
Download CAD File:
MWC25-9MM-1/4\"-SS
MWC25-9MM-1/4"-SS
As low as
$99.53
$145.97
Ruland MWC25-9MM-1/4"-SS, 9mm x 1/4" Four Beam Coupling, Stainless Steel, Clamp Style, 0.984" (25.0mm) OD, 1.181" (30.0mm) Length
Download CAD File:
MWC30-10MM-3/8\"-A
MWC30-10MM-3/8"-A
As low as
$59.65
$87.49
Ruland MWC30-10MM-3/8"-A, 10mm x 3/8" Four Beam Coupling, Aluminum, Clamp Style, 1.181" (30.0mm) OD, 1.496" (38.0mm) Length
Download CAD File:
MWC30-10MM-3/8\"-SS
MWC30-10MM-3/8"-SS
As low as
$128.56
$188.55
Ruland MWC30-10MM-3/8"-SS, 10mm x 3/8" Four Beam Coupling, Stainless Steel, Clamp Style, 1.181" (30.0mm) OD, 1.496" (38.0mm) Length
Download CAD File:
MWS25-10MM-1/4\"-A
MWS25-10MM-1/4"-A
As low as
$36.20
$53.09
Ruland MWS25-10MM-1/4"-A, 10mm x 1/4" Four Beam Coupling, Aluminum, Set Screw Style, 0.984" (25.0mm) OD, 0.945" (24.0mm) Length
Download CAD File:
MWS25-10MM-1/4\"-SS
MWS25-10MM-1/4"-SS
As low as
$89.84
$131.76
Ruland MWS25-10MM-1/4"-SS, 10mm x 1/4" Four Beam Coupling, Stainless Steel, Set Screw Style, 0.984" (25.0mm) OD, 0.945" (24.0mm) Length
Download CAD File:
MWS25-10MM-3/8\"-A
MWS25-10MM-3/8"-A
As low as
$36.20
$53.09
Ruland MWS25-10MM-3/8"-A, 10mm x 3/8" Four Beam Coupling, Aluminum, Set Screw Style, 0.984" (25.0mm) OD, 0.945" (24.0mm) Length
Download CAD File:
MWS25-10MM-3/8\"-SS
MWS25-10MM-3/8"-SS
As low as
$89.84
$131.76
Ruland MWS25-10MM-3/8"-SS, 10mm x 3/8" Four Beam Coupling, Stainless Steel, Set Screw Style, 0.984" (25.0mm) OD, 0.945" (24.0mm) Length
Download CAD File:
MWS25-9MM-1/4\"-A
MWS25-9MM-1/4"-A
As low as
$36.20
$53.09
Ruland MWS25-9MM-1/4"-A, 9mm x 1/4" Four Beam Coupling, Aluminum, Set Screw Style, 0.984" (25.0mm) OD, 0.945" (24.0mm) Length
Download CAD File:
MWS25-9MM-1/4\"-SS
MWS25-9MM-1/4"-SS
As low as
$89.84
$131.76
Ruland MWS25-9MM-1/4"-SS, 9mm x 1/4" Four Beam Coupling, Stainless Steel, Set Screw Style, 0.984" (25.0mm) OD, 0.945" (24.0mm) Length
Download CAD File:
MWS30-10MM-3/8\"-A
MWS30-10MM-3/8"-A
As low as
$51.54
$75.60
Ruland MWS30-10MM-3/8"-A, 10mm x 3/8" Four Beam Coupling, Aluminum, Set Screw Style, 1.181" (30.0mm) OD, 1.181" (30.0mm) Length
Download CAD File:
MWS30-10MM-3/8\"-SS
MWS30-10MM-3/8"-SS
As low as
$118.90
$174.39
Ruland MWS30-10MM-3/8"-SS, 10mm x 3/8" Four Beam Coupling, Stainless Steel, Set Screw Style, 1.181" (30.0mm) OD, 1.181" (30.0mm) Length
Part number
Bore (B1)
Small Bore (B2)
Length (L)
Material
Outer Diameter (OD)
Maximum Speed
MWC25-10MM-1/4"-A
10 mm
0.2500 in
1.181 in (30.0 mm)
Aluminum
0.984 in (25.0 mm)
6,000 RPM
MWC25-10MM-1/4"-SS
10 mm
0.2500 in
1.181 in (30.0 mm)
303 Stainless Steel
0.984 in (25.0 mm)
6,000 RPM
MWC25-10MM-3/8"-A
10 mm
0.3750 in
1.181 in (30.0 mm)
Aluminum
0.984 in (25.0 mm)
6,000 RPM
MWC25-10MM-3/8"-SS
10 mm
0.3750 in
1.181 in (30.0 mm)
303 Stainless Steel
0.984 in (25.0 mm)
6,000 RPM
MWC25-9MM-1/4"-A
9 mm
0.2500 in
1.181 in (30.0 mm)
Aluminum
0.984 in (25.0 mm)
6,000 RPM
MWC25-9MM-1/4"-SS
9 mm
0.2500 in
1.181 in (30.0 mm)
303 Stainless Steel
0.984 in (25.0 mm)
6,000 RPM
MWC30-10MM-3/8"-A
10 mm
0.3750 in
1.496 in (38.0 mm)
Aluminum
1.181 in (30.0 mm)
6,000 RPM
MWC30-10MM-3/8"-SS
10 mm
0.3750 in
1.496 in (38.0 mm)
303 Stainless Steel
1.181 in (30.0 mm)
6,000 RPM
MWS25-10MM-1/4"-A
10 mm
0.2500 in
0.945 in (24.0 mm)
Aluminum
0.984 in (25.0 mm)
6,000 RPM
MWS25-10MM-1/4"-SS
10 mm
0.2500 in
0.945 in (24.0 mm)
303 Stainless Steel
0.984 in (25.0 mm)
6,000 RPM
MWS25-10MM-3/8"-A
10 mm
0.3750 in
0.945 in (24.0 mm)
Aluminum
0.984 in (25.0 mm)
6,000 RPM
MWS25-10MM-3/8"-SS
10 mm
0.3750 in
0.945 in (24.0 mm)
303 Stainless Steel
0.984 in (25.0 mm)
6,000 RPM
MWS25-9MM-1/4"-A
9 mm
0.2500 in
0.945 in (24.0 mm)
Aluminum
0.984 in (25.0 mm)
6,000 RPM
MWS25-9MM-1/4"-SS
9 mm
0.2500 in
0.945 in (24.0 mm)
303 Stainless Steel
0.984 in (25.0 mm)
6,000 RPM
MWS30-10MM-3/8"-A
10 mm
0.3750 in
1.181 in (30.0 mm)
Aluminum
1.181 in (30.0 mm)
6,000 RPM
MWS30-10MM-3/8"-SS
10 mm
0.3750 in
1.181 in (30.0 mm)
303 Stainless Steel
1.181 in (30.0 mm)
6,000 RPM
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Bore (B1)
10 mm
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