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Keyed Bellows Couplings: Clamp Style, Metric
Clamp style bellows couplings with metric dimensions and bores with keyways. Keyed bores are available from 7mm to 25mm.
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: +.03mm/-.00mm
Temperature Range: -40°C to 93 °C
How to Specify Part numbers are in the following format with numbers representing millimeters:
Products
Download CAD File:
MBCK41-18-18-A
MBCK41-18-18-A
As low as
$135.16
$198.24
Ruland MBCK41-18-18-A, 18mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 41.3mm, OD 51.7mm Length
Download CAD File:
MBCK41-19-18-A
MBCK41-19-18-A
As low as
$135.16
$198.24
Ruland MBCK41-19-18-A, 19mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 41.3mm, OD 51.7mm Length
Download CAD File:
MBCK41-20-18-A
MBCK41-20-18-A
As low as
$135.16
$198.24
Ruland MBCK41-20-18-A, 20mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 41.3mm, OD 51.7mm Length
Download CAD File:
MBCK51-18-18-A
MBCK51-18-18-A
As low as
$162.57
$238.43
Ruland MBCK51-18-18-A, 18mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 50.8mm, OD 61.3mm Length
Download CAD File:
MBCK51-19-18-A
MBCK51-19-18-A
As low as
$162.57
$238.43
Ruland MBCK51-19-18-A, 19mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 50.8mm, OD 61.3mm Length
Download CAD File:
MBCK51-20-18-A
MBCK51-20-18-A
As low as
$162.57
$238.43
Ruland MBCK51-20-18-A, 20mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 50.8mm, OD 61.3mm Length
Download CAD File:
MBCK51-22-18-A
MBCK51-22-18-A
As low as
$162.57
$238.43
Ruland MBCK51-22-18-A, 22mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 50.8mm, OD 61.3mm Length
Download CAD File:
MBCK51-24-18-A
MBCK51-24-18-A
As low as
$162.57
$238.43
Ruland MBCK51-24-18-A, 24mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 50.8mm, OD 61.3mm Length
Download CAD File:
MBCK51-25-18-A
MBCK51-25-18-A
As low as
$162.57
$238.43
Ruland MBCK51-25-18-A, 25mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 50.8mm, OD 61.3mm Length
Download CAD File:
MBCK57-18-18-A
MBCK57-18-18-A
As low as
$199.99
$293.32
Ruland MBCK57-18-18-A, 18mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 57.2mm, OD 82.2mm Length
Download CAD File:
MBCK57-19-18-A
MBCK57-19-18-A
As low as
$199.99
$293.32
Ruland MBCK57-19-18-A, 19mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 57.2mm, OD 82.2mm Length
Download CAD File:
MBCK57-20-18-A
MBCK57-20-18-A
As low as
$199.99
$293.32
Ruland MBCK57-20-18-A, 20mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 57.2mm, OD 82.2mm Length
Download CAD File:
MBCK57-22-18-A
MBCK57-22-18-A
As low as
$199.99
$293.32
Ruland MBCK57-22-18-A, 22mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 57.2mm, OD 82.2mm Length
Download CAD File:
MBCK57-24-18-A
MBCK57-24-18-A
As low as
$199.99
$293.32
Ruland MBCK57-24-18-A, 24mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 57.2mm, OD 82.2mm Length
Download CAD File:
MBCK57-25-18-A
MBCK57-25-18-A
As low as
$199.99
$293.32
Ruland MBCK57-25-18-A, 25mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 57.2mm, OD 82.2mm Length
Download CAD File:
MBCK57-28-18-A
MBCK57-28-18-A
As low as
$199.99
$293.32
Ruland MBCK57-28-18-A, 28mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 57.2mm, OD 82.2mm Length
Download CAD File:
MBCK57-30-18-A
MBCK57-30-18-A
As low as
$199.99
$293.32
Ruland MBCK57-30-18-A, 30mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 57.2mm, OD 82.2mm Length
Download CAD File:
MBCK57-32-18-A
MBCK57-32-18-A
As low as
$199.99
$293.32
Ruland MBCK57-32-18-A, 32mm x 18mm Bellows Coupling with Keyways, High Stiffness, Aluminum, 57.2mm, OD 82.2mm Length
Part number
Bore (B1)
Small Bore (B2)
Length (L)
Material
Outer Diameter (OD)
Maximum Speed
MBCK41-18-18-A
18 mm
18 mm
51.7 mm
Aluminum
41.3 mm
10,000 RPM
MBCK41-19-18-A
19 mm
18 mm
51.7 mm
Aluminum
41.3 mm
10,000 RPM
MBCK41-20-18-A
20 mm
18 mm
51.7 mm
Aluminum
41.3 mm
10,000 RPM
MBCK51-18-18-A
18 mm
18 mm
61.3 mm
Aluminum
50.8 mm
10,000 RPM
MBCK51-19-18-A
19 mm
18 mm
61.3 mm
Aluminum
50.8 mm
10,000 RPM
MBCK51-20-18-A
20 mm
18 mm
61.3 mm
Aluminum
50.8 mm
10,000 RPM
MBCK51-22-18-A
22 mm
18 mm
61.3 mm
Aluminum
50.8 mm
10,000 RPM
MBCK51-24-18-A
24 mm
18 mm
61.3 mm
Aluminum
50.8 mm
10,000 RPM
MBCK51-25-18-A
25 mm
18 mm
61.3 mm
Aluminum
50.8 mm
10,000 RPM
MBCK57-18-18-A
18 mm
18 mm
82.2 mm
Aluminum
57.2 mm
10,000 RPM
MBCK57-19-18-A
19 mm
18 mm
82.2 mm
Aluminum
57.2 mm
10,000 RPM
MBCK57-20-18-A
20 mm
18 mm
82.2 mm
Aluminum
57.2 mm
10,000 RPM
MBCK57-22-18-A
22 mm
18 mm
82.2 mm
Aluminum
57.2 mm
10,000 RPM
MBCK57-24-18-A
24 mm
18 mm
82.2 mm
Aluminum
57.2 mm
10,000 RPM
MBCK57-25-18-A
25 mm
18 mm
82.2 mm
Aluminum
57.2 mm
10,000 RPM
MBCK57-28-18-A
28 mm
18 mm
82.2 mm
Aluminum
57.2 mm
10,000 RPM
MBCK57-30-18-A
30 mm
18 mm
82.2 mm
Aluminum
57.2 mm
10,000 RPM
MBCK57-32-18-A
32 mm
18 mm
82.2 mm
Aluminum
57.2 mm
10,000 RPM
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Small Bore (B2)
18 mm
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