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Keyed Bellows Couplings: Clamp Style, Inch
Clamp style bellows couplings with inch dimensions and bores with keyways. Bore sizes from 3/8" to 1".
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
How to Specify Part numbers are in the following format with numbers representing sixteenths of an inch:
Products
Download CAD File:
BCK36-14-14-A
BCK36-14-14-A
As low as
$203.99
$299.18
Ruland BCK36-14-14-A, 7/8" x 7/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-14-8-A
BCK36-14-8-A
As low as
$203.99
$299.18
Ruland BCK36-14-8-A, 7/8" x 1/2" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-16-10-A
BCK36-16-10-A
As low as
$203.99
$299.18
Ruland BCK36-16-10-A, 1" x 5/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-16-12-A
BCK36-16-12-A
As low as
$203.99
$299.18
Ruland BCK36-16-12-A, 1" x 3/4" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-16-14-A
BCK36-16-14-A
As low as
$203.99
$299.18
Ruland BCK36-16-14-A, 1" x 7/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-16-16-A
BCK36-16-16-A
As low as
$203.99
$299.18
Ruland BCK36-16-16-A, 1" x 1" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-16-8-A
BCK36-16-8-A
As low as
$203.99
$299.18
Ruland BCK36-16-8-A, 1" x 1/2" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-18-10-A
BCK36-18-10-A
As low as
$203.99
$299.18
Ruland BCK36-18-10-A, 1 1/8" x 5/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-18-12-A
BCK36-18-12-A
As low as
$203.99
$299.18
Ruland BCK36-18-12-A, 1 1/8" x 3/4" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-18-14-A
BCK36-18-14-A
As low as
$203.99
$299.18
Ruland BCK36-18-14-A, 1 1/8" x 7/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-18-16-A
BCK36-18-16-A
As low as
$203.99
$299.18
Ruland BCK36-18-16-A, 1 1/8" x 1" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-18-18-A
BCK36-18-18-A
As low as
$203.99
$299.18
Ruland BCK36-18-18-A, 1 1/8" x 1 1/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-18-8-A
BCK36-18-8-A
As low as
$203.99
$299.18
Ruland BCK36-18-8-A, 1 1/8" x 1/2" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-20-10-A
BCK36-20-10-A
As low as
$203.99
$299.18
Ruland BCK36-20-10-A, 1 1/4" x 5/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-20-12-A
BCK36-20-12-A
As low as
$203.99
$299.18
Ruland BCK36-20-12-A, 1 1/4" x 3/4" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-20-14-A
BCK36-20-14-A
As low as
$203.99
$299.18
Ruland BCK36-20-14-A, 1 1/4" x 7/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-20-16-A
BCK36-20-16-A
As low as
$203.99
$299.18
Ruland BCK36-20-16-A, 1 1/4" x 1" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-20-18-A
BCK36-20-18-A
As low as
$203.99
$299.18
Ruland BCK36-20-18-A, 1 1/4" x 1 1/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-20-20-A
BCK36-20-20-A
As low as
$203.99
$299.18
Ruland BCK36-20-20-A, 1 1/4" x 1 1/4" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-20-8-A
BCK36-20-8-A
As low as
$203.99
$299.18
Ruland BCK36-20-8-A, 1 1/4" x 1/2" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK36-8-8-A
BCK36-8-8-A
As low as
$203.99
$299.18
Ruland BCK36-8-8-A, 1/2" x 1/2" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.250", OD 3.235" Length
Download CAD File:
BCK44-12-12-A
BCK44-12-12-A
As low as
$227.73
$334.00
Ruland BCK44-12-12-A, 3/4" x 3/4" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.750", OD 3.439" Length
Download CAD File:
BCK44-14-12-A
BCK44-14-12-A
As low as
$227.73
$334.00
Ruland BCK44-14-12-A, 7/8" x 3/4" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.750", OD 3.439" Length
Download CAD File:
BCK44-14-14-A
BCK44-14-14-A
As low as
$227.73
$334.00
Ruland BCK44-14-14-A, 7/8" x 7/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.750", OD 3.439" Length
Part number
Bore (B1)
Small Bore (B2)
Length (L)
Material
Outer Diameter (OD)
Maximum Speed
BCK36-14-14-A
0.8750 in
0.8750 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-14-8-A
0.8750 in
0.5000 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-16-10-A
1.0000 in
0.6250 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-16-12-A
1.0000 in
0.7500 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-16-14-A
1.0000 in
0.8750 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-16-16-A
1.0000 in
1.0000 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-16-8-A
1.0000 in
0.5000 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-18-10-A
1.1250 in
0.6250 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-18-12-A
1.1250 in
0.7500 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-18-14-A
1.1250 in
0.8750 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-18-16-A
1.1250 in
1.0000 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-18-18-A
1.1250 in
1.1250 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-18-8-A
1.1250 in
0.5000 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-20-10-A
1.2500 in
0.6250 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-20-12-A
1.2500 in
0.7500 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-20-14-A
1.2500 in
0.8750 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-20-16-A
1.2500 in
1.0000 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-20-18-A
1.2500 in
1.1250 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-20-20-A
1.2500 in
1.2500 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-20-8-A
1.2500 in
0.5000 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK36-8-8-A
0.5000 in
0.5000 in
3.235 in (82.2 mm)
Aluminum
2.250 in (57.2 mm)
10,000 RPM
BCK44-12-12-A
0.7500 in
0.7500 in
3.439 in (87.4 mm)
Aluminum
2.750 in (69.9 mm)
10,000 RPM
BCK44-14-12-A
0.8750 in
0.7500 in
3.439 in (87.4 mm)
Aluminum
2.750 in (69.9 mm)
10,000 RPM
BCK44-14-14-A
0.8750 in
0.8750 in
3.439 in (87.4 mm)
Aluminum
2.750 in (69.9 mm)
10,000 RPM
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