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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:
BCK44-24-24-A
BCK44-24-24-A
As low as
$227.73
$334.00
Ruland BCK44-24-24-A, 1 1/2" x 1 1/2" Bellows Coupling with Keyways, High Stiffness, Aluminum, 2.750", OD 3.439" Length
Download CAD File:
BCK50-16-16-A
BCK50-16-16-A
As low as
$261.88
$384.09
Ruland BCK50-16-16-A, 1" x 1" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-18-16-A
BCK50-18-16-A
As low as
$261.88
$384.09
Ruland BCK50-18-16-A, 1 1/8" x 1" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-18-18-A
BCK50-18-18-A
As low as
$261.88
$384.09
Ruland BCK50-18-18-A, 1 1/8" x 1 1/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-20-16-A
BCK50-20-16-A
As low as
$261.88
$384.09
Ruland BCK50-20-16-A, 1 1/4" x 1" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-20-18-A
BCK50-20-18-A
As low as
$261.88
$384.09
Ruland BCK50-20-18-A, 1 1/4" x 1 1/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-20-20-A
BCK50-20-20-A
As low as
$261.88
$384.09
Ruland BCK50-20-20-A, 1 1/4" x 1 1/4" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-22-16-A
BCK50-22-16-A
As low as
$261.88
$384.09
Ruland BCK50-22-16-A, 1 3/8" x 1" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-22-18-A
BCK50-22-18-A
As low as
$261.88
$384.09
Ruland BCK50-22-18-A, 1 3/8" x 1 1/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-22-20-A
BCK50-22-20-A
As low as
$261.88
$384.09
Ruland BCK50-22-20-A, 1 3/8" x 1 1/4" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-22-22-A
BCK50-22-22-A
As low as
$261.88
$384.09
Ruland BCK50-22-22-A, 1 3/8" x 1 3/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-24-16-A
BCK50-24-16-A
As low as
$261.88
$384.09
Ruland BCK50-24-16-A, 1 1/2" x 1" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-24-18-A
BCK50-24-18-A
As low as
$261.88
$384.09
Ruland BCK50-24-18-A, 1 1/2" x 1 1/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-24-20-A
BCK50-24-20-A
As low as
$261.88
$384.09
Ruland BCK50-24-20-A, 1 1/2" x 1 1/4" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-24-22-A
BCK50-24-22-A
As low as
$261.88
$384.09
Ruland BCK50-24-22-A, 1 1/2" x 1 3/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-24-24-A
BCK50-24-24-A
As low as
$261.88
$384.09
Ruland BCK50-24-24-A, 1 1/2" x 1 1/2" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-26-16-A
BCK50-26-16-A
As low as
$261.88
$384.09
Ruland BCK50-26-16-A, 1 5/8" x 1" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-26-18-A
BCK50-26-18-A
As low as
$261.88
$384.09
Ruland BCK50-26-18-A, 1 5/8" x 1 1/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-26-20-A
BCK50-26-20-A
As low as
$261.88
$384.09
Ruland BCK50-26-20-A, 1 5/8" x 1 1/4" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-26-22-A
BCK50-26-22-A
As low as
$261.88
$384.09
Ruland BCK50-26-22-A, 1 5/8" x 1 3/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-26-24-A
BCK50-26-24-A
As low as
$261.88
$384.09
Ruland BCK50-26-24-A, 1 5/8" x 1 1/2" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-26-26-A
BCK50-26-26-A
As low as
$261.88
$384.09
Ruland BCK50-26-26-A, 1 5/8" x 1 5/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-28-16-A
BCK50-28-16-A
As low as
$261.88
$384.09
Ruland BCK50-28-16-A, 1 3/4" x 1" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Download CAD File:
BCK50-28-18-A
BCK50-28-18-A
As low as
$261.88
$384.09
Ruland BCK50-28-18-A, 1 3/4" x 1 1/8" Bellows Coupling with Keyways, High Stiffness, Aluminum, 3.125", OD 3.816" Length
Part number
Bore (B1)
Small Bore (B2)
Length (L)
Material
Outer Diameter (OD)
Maximum Speed
BCK44-24-24-A
1.5000 in
1.5000 in
3.439 in (87.4 mm)
Aluminum
2.750 in (69.9 mm)
10,000 RPM
BCK50-16-16-A
1.0000 in
1.0000 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-18-16-A
1.1250 in
1.0000 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-18-18-A
1.1250 in
1.1250 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-20-16-A
1.2500 in
1.0000 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-20-18-A
1.2500 in
1.1250 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-20-20-A
1.2500 in
1.2500 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-22-16-A
1.3750 in
1.0000 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-22-18-A
1.3750 in
1.1250 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-22-20-A
1.3750 in
1.2500 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-22-22-A
1.3750 in
1.3750 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-24-16-A
1.5000 in
1.0000 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-24-18-A
1.5000 in
1.1250 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-24-20-A
1.5000 in
1.2500 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-24-22-A
1.5000 in
1.3750 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-24-24-A
1.5000 in
1.5000 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-26-16-A
1.6250 in
1.0000 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-26-18-A
1.6250 in
1.1250 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-26-20-A
1.6250 in
1.2500 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-26-22-A
1.6250 in
1.3750 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-26-24-A
1.6250 in
1.5000 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-26-26-A
1.6250 in
1.6250 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-28-16-A
1.7500 in
1.0000 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
BCK50-28-18-A
1.7500 in
1.1250 in
3.808 in (96.7 mm)
Aluminum
3.125 in (79.4 mm)
10,000 RPM
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