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Bellows Coupling: Inch
Bellows couplings with inch dimensions are available are available with clamp style hubs with or without keyways in bore sizes ranging from 1/8” to 1-3/4”. Stainless steel hubs and other custom features are available by special order.
Features High torque with low inertia
Balanced design for high RPM
Long Life with no maintenance
High torsional stiffness
Constant velocity
Zero backlash
RoHS3 and REACH Compliant
Maximum speed: 10,000 RPM
Bore tolerance: +.001"/-.000"
Temperature Range: -40°F to 200°F
Material
Aluminum hubs are standard
Stainless steel hubs available upon request
How to Specify Part numbers are in the following format with numbers representing sixteenths of an inch:
Products
Download CAD File:
BC16-6-6-A
BC16-6-6-A
As low as
$87.82
$128.81
Ruland BC16-6-6-A, 3/8" x 3/8" Bellows Coupling, High Stiffness, Aluminum, 1.000", OD 1.345" Length
Download CAD File:
BC16-8-6-A
BC16-8-6-A
As low as
$87.82
$128.81
Ruland BC16-8-6-A, 1/2" x 3/8" Bellows Coupling, High Stiffness, Aluminum, 1.000", OD 1.345" Length
Download CAD File:
BC21-10-6-A
BC21-10-6-A
As low as
$94.83
$139.09
Ruland BC21-10-6-A, 5/8" x 3/8" Bellows Coupling, High Stiffness, Aluminum, 1.313", OD 1.700" Length
Download CAD File:
BC21-6-6-A
BC21-6-6-A
As low as
$94.83
$139.09
Ruland BC21-6-6-A, 3/8" x 3/8" Bellows Coupling, High Stiffness, Aluminum, 1.313", OD 1.700" Length
Download CAD File:
BC21-8-6-A
BC21-8-6-A
As low as
$94.83
$139.09
Ruland BC21-8-6-A, 1/2" x 3/8" Bellows Coupling, High Stiffness, Aluminum, 1.313", OD 1.700" Length
Download CAD File:
BC26-10-6-A
BC26-10-6-A
As low as
$105.39
$154.57
Ruland BC26-10-6-A, 5/8" x 3/8" Bellows Coupling, High Stiffness, Aluminum, 1.625", OD 2.035" Length
Download CAD File:
BC26-12-6-A
BC26-12-6-A
As low as
$105.39
$154.57
Ruland BC26-12-6-A, 3/4" x 3/8" Bellows Coupling, High Stiffness, Aluminum, 1.625", OD 2.035" Length
Download CAD File:
BC26-6-6-A
BC26-6-6-A
As low as
$105.39
$154.57
Ruland BC26-6-6-A, 3/8" x 3/8" Bellows Coupling, High Stiffness, Aluminum, 1.625", OD 2.035" Length
Download CAD File:
BC26-8-6-A
BC26-8-6-A
As low as
$105.39
$154.57
Ruland BC26-8-6-A, 1/2" x 3/8" Bellows Coupling, High Stiffness, Aluminum, 1.625", OD 2.035" Length
Download CAD File:
BCK16-6-6-A
BCK16-6-6-A
As low as
$104.27
$152.92
Ruland BCK16-6-6-A, 3/8" x 3/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 1.000", OD 1.345" Length
Download CAD File:
BCK16-8-6-A
BCK16-8-6-A
As low as
$104.27
$152.92
Ruland BCK16-8-6-A, 1/2" x 3/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 1.000", OD 1.345" Length
Download CAD File:
BCK21-10-6-A
BCK21-10-6-A
As low as
$113.14
$165.94
Ruland BCK21-10-6-A, 5/8" x 3/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 1.313", OD 1.700" Length
Download CAD File:
BCK21-6-6-A
BCK21-6-6-A
As low as
$113.14
$165.94
Ruland BCK21-6-6-A, 3/8" x 3/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 1.313", OD 1.700" Length
Download CAD File:
BCK21-8-6-A
BCK21-8-6-A
As low as
$113.14
$165.94
Ruland BCK21-8-6-A, 1/2" x 3/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 1.313", OD 1.700" Length
Download CAD File:
BCK26-10-6-A
BCK26-10-6-A
As low as
$135.16
$198.24
Ruland BCK26-10-6-A, 5/8" x 3/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 1.625", OD 2.035" Length
Download CAD File:
BCK26-12-6-A
BCK26-12-6-A
As low as
$135.16
$198.24
Ruland BCK26-12-6-A, 3/4" x 3/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 1.625", OD 2.035" Length
Download CAD File:
BCK26-6-6-A
BCK26-6-6-A
As low as
$135.16
$198.24
Ruland BCK26-6-6-A, 3/8" x 3/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 1.625", OD 2.035" Length
Download CAD File:
BCK26-8-6-A
BCK26-8-6-A
As low as
$135.16
$198.24
Ruland BCK26-8-6-A, 1/2" x 3/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 1.625", OD 2.035" Length
Part number
Bore (B1)
Small Bore (B2)
Length (L)
Material
Outer Diameter (OD)
Maximum Speed
BC16-6-6-A
0.3750 in
0.3750 in
1.345 in
Aluminum
1.000 in
10,000 RPM
BC16-8-6-A
0.5000 in
0.3750 in
1.345 in
Aluminum
1.000 in
10,000 RPM
BC21-10-6-A
0.6250 in
0.3750 in
1.700 in
Aluminum
1.313 in
10,000 RPM
BC21-6-6-A
0.3750 in
0.3750 in
1.700 in
Aluminum
1.313 in
10,000 RPM
BC21-8-6-A
0.5000 in
0.3750 in
1.700 in
Aluminum
1.313 in
10,000 RPM
BC26-10-6-A
0.6250 in
0.3750 in
2.035 in
Aluminum
1.625 in
10,000 RPM
BC26-12-6-A
0.7500 in
0.3750 in
2.035 in
Aluminum
1.625 in
10,000 RPM
BC26-6-6-A
0.3750 in
0.3750 in
2.035 in
Aluminum
1.625 in
10,000 RPM
BC26-8-6-A
0.5000 in
0.3750 in
2.035 in
Aluminum
1.625 in
10,000 RPM
BCK16-6-6-A
0.3750 in
0.3750 in
1.345 in
Aluminum
1.000 in
10,000 RPM
BCK16-8-6-A
0.5000 in
0.3750 in
1.345 in
Aluminum
1.000 in
10,000 RPM
BCK21-10-6-A
0.6250 in
0.3750 in
1.700 in
Aluminum
1.313 in
10,000 RPM
BCK21-6-6-A
0.3750 in
0.3750 in
1.700 in
Aluminum
1.313 in
10,000 RPM
BCK21-8-6-A
0.5000 in
0.3750 in
1.700 in
Aluminum
1.313 in
10,000 RPM
BCK26-10-6-A
0.6250 in
0.3750 in
2.035 in
Aluminum
1.625 in
10,000 RPM
BCK26-12-6-A
0.7500 in
0.3750 in
2.035 in
Aluminum
1.625 in
10,000 RPM
BCK26-6-6-A
0.3750 in
0.3750 in
2.035 in
Aluminum
1.625 in
10,000 RPM
BCK26-8-6-A
0.5000 in
0.3750 in
2.035 in
Aluminum
1.625 in
10,000 RPM
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Now Shopping by
Small Bore (B2)
0.3750 in
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