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Beam Couplings: Six-Beam F-series, Set Screw, Inch
Set screw style F-Series six beam couplings (also referred to as helical couplings) with inch dimensions. Bore sizes from 0.188" to 3/4".
Features Aluminum
Torsionally stiff with dampening
Lightweight for low inertia
Temperature range: -40°F to 225°F
Stainless Steel
High torque and torsional stiffness
Corrosion resistant
Temperature range: -40°F to 350°F
Multiple beam cuts improve parallel misalignment capabilities
Zero backlash
Constant velocity
RoHS3 and REACH Compliant
Maximum speed: 6,000 RPM
Bore tolerance: +.001"/–.000"
How to Specify Part numbers are in the following format with numbers representing sixteenths of an inch:
Products
Download CAD File:
FSR10-3-3-A
FSR10-3-3-A
As low as
$34.16
$50.11
Ruland FSR10-3-3-A, 3/16" x 3/16" Six Beam Coupling, Aluminum, Set Screw Style, 0.625" OD, 1.000" Length
Download CAD File:
FSR10-3-3-SS
FSR10-3-3-SS
As low as
$85.50
$125.39
Ruland FSR10-3-3-SS, 3/16" x 3/16" Six Beam Coupling, Stainless Steel, Set Screw Style, 0.625" OD, 1.000" Length
Download CAD File:
FSR10-4-3-A
FSR10-4-3-A
As low as
$34.16
$50.11
Ruland FSR10-4-3-A, 1/4" x 3/16" Six Beam Coupling, Aluminum, Set Screw Style, 0.625" OD, 1.000" Length
Download CAD File:
FSR10-4-3-SS
FSR10-4-3-SS
As low as
$85.50
$125.39
Ruland FSR10-4-3-SS, 1/4" x 3/16" Six Beam Coupling, Stainless Steel, Set Screw Style, 0.625" OD, 1.000" Length
Download CAD File:
FSR10-4-4-A
FSR10-4-4-A
As low as
$34.16
$50.11
Ruland FSR10-4-4-A, 1/4" x 1/4" Six Beam Coupling, Aluminum, Set Screw Style, 0.625" OD, 1.000" Length
Download CAD File:
FSR10-4-4-SS
FSR10-4-4-SS
As low as
$85.50
$125.39
Ruland FSR10-4-4-SS, 1/4" x 1/4" Six Beam Coupling, Stainless Steel, Set Screw Style, 0.625" OD, 1.000" Length
Download CAD File:
FSR12-3-3-A
FSR12-3-3-A
As low as
$32.29
$47.36
Ruland FSR12-3-3-A, 3/16" x 3/16" Six Beam Coupling, Aluminum, Set Screw Style, 0.750" OD, 1.250" Length
Download CAD File:
FSR12-3-3-SS
FSR12-3-3-SS
As low as
$84.17
$123.45
Ruland FSR12-3-3-SS, 3/16" x 3/16" Six Beam Coupling, Stainless Steel, Set Screw Style, 0.750" OD, 1.250" Length
Download CAD File:
FSR12-4-3-A
FSR12-4-3-A
As low as
$32.29
$47.36
Ruland FSR12-4-3-A, 1/4" x 3/16" Six Beam Coupling, Aluminum, Set Screw Style, 0.750" OD, 1.250" Length
Download CAD File:
FSR12-4-3-SS
FSR12-4-3-SS
As low as
$84.17
$123.45
Ruland FSR12-4-3-SS, 1/4" x 3/16" Six Beam Coupling, Stainless Steel, Set Screw Style, 0.750" OD, 1.250" Length
Download CAD File:
FSR12-4-4-A
FSR12-4-4-A
As low as
$32.29
$47.36
Ruland FSR12-4-4-A, 1/4" x 1/4" Six Beam Coupling, Aluminum, Set Screw Style, 0.750" OD, 1.250" Length
Download CAD File:
FSR12-4-4-SS
FSR12-4-4-SS
As low as
$84.17
$123.45
Ruland FSR12-4-4-SS, 1/4" x 1/4" Six Beam Coupling, Stainless Steel, Set Screw Style, 0.750" OD, 1.250" Length
Download CAD File:
FSR12-5-3-A
FSR12-5-3-A
As low as
$32.29
$47.36
Ruland FSR12-5-3-A, 5/16" x 3/16" Six Beam Coupling, Aluminum, Set Screw Style, 0.750" OD, 1.250" Length
Download CAD File:
FSR12-5-3-SS
FSR12-5-3-SS
As low as
$84.17
$123.45
Ruland FSR12-5-3-SS, 5/16" x 3/16" Six Beam Coupling, Stainless Steel, Set Screw Style, 0.750" OD, 1.250" Length
Download CAD File:
FSR12-5-4-A
FSR12-5-4-A
As low as
$32.29
$47.36
Ruland FSR12-5-4-A, 5/16" x 1/4" Six Beam Coupling, Aluminum, Set Screw Style, 0.750" OD, 1.250" Length
Download CAD File:
FSR12-5-4-SS
FSR12-5-4-SS
As low as
$84.17
$123.45
Ruland FSR12-5-4-SS, 5/16" x 1/4" Six Beam Coupling, Stainless Steel, Set Screw Style, 0.750" OD, 1.250" Length
Download CAD File:
FSR12-5-5-A
FSR12-5-5-A
As low as
$32.29
$47.36
Ruland FSR12-5-5-A, 5/16" x 5/16" Six Beam Coupling, Aluminum, Set Screw Style, 0.750" OD, 1.250" Length
Download CAD File:
FSR12-5-5-SS
FSR12-5-5-SS
As low as
$84.17
$123.45
Ruland FSR12-5-5-SS, 5/16" x 5/16" Six Beam Coupling, Stainless Steel, Set Screw Style, 0.750" OD, 1.250" Length
Download CAD File:
FSR16-4-4-A
FSR16-4-4-A
As low as
$39.39
$57.78
Ruland FSR16-4-4-A, 1/4" x 1/4" Six Beam Coupling, Aluminum, Set Screw Style, 1.000" OD, 1.500" Length
Download CAD File:
FSR16-4-4-SS
FSR16-4-4-SS
As low as
$103.15
$151.29
Ruland FSR16-4-4-SS, 1/4" x 1/4" Six Beam Coupling, Stainless Steel, Set Screw Style, 1.000" OD, 1.500" Length
Download CAD File:
FSR16-5-4-A
FSR16-5-4-A
As low as
$39.39
$57.78
Ruland FSR16-5-4-A, 5/16" x 1/4" Six Beam Coupling, Aluminum, Set Screw Style, 1.000" OD, 1.500" Length
Download CAD File:
FSR16-5-4-SS
FSR16-5-4-SS
As low as
$103.15
$151.29
Ruland FSR16-5-4-SS, 5/16" x 1/4" Six Beam Coupling, Stainless Steel, Set Screw Style, 1.000" OD, 1.500" Length
Download CAD File:
FSR16-5-5-A
FSR16-5-5-A
As low as
$39.39
$57.78
Ruland FSR16-5-5-A, 5/16" x 5/16" Six Beam Coupling, Aluminum, Set Screw Style, 1.000" OD, 1.500" Length
Download CAD File:
FSR16-5-5-SS
FSR16-5-5-SS
As low as
$103.15
$151.29
Ruland FSR16-5-5-SS, 5/16" x 5/16" Six Beam Coupling, Stainless Steel, Set Screw Style, 1.000" OD, 1.500" Length
Part number
Bore (B1)
Small Bore (B2)
Length (L)
Material
Outer Diameter (OD)
Maximum Speed
FSR10-3-3-A
0.1875 in
0.1875 in
1.000 in (25.4 mm)
Aluminum
0.625 in (15.9 mm)
6,000 RPM
FSR10-3-3-SS
0.1875 in
0.1875 in
1.000 in (25.4 mm)
303 Stainless Steel
0.625 in (15.9 mm)
6,000 RPM
FSR10-4-3-A
0.2500 in
0.1875 in
1.000 in (25.4 mm)
Aluminum
0.625 in (15.9 mm)
6,000 RPM
FSR10-4-3-SS
0.2500 in
0.1875 in
1.000 in (25.4 mm)
303 Stainless Steel
0.625 in (15.9 mm)
6,000 RPM
FSR10-4-4-A
0.2500 in
0.2500 in
1.000 in (25.4 mm)
Aluminum
0.625 in (15.9 mm)
6,000 RPM
FSR10-4-4-SS
0.2500 in
0.2500 in
1.000 in (25.4 mm)
303 Stainless Steel
0.625 in (15.9 mm)
6,000 RPM
FSR12-3-3-A
0.1875 in
0.1875 in
1.250 in (31.8 mm)
Aluminum
0.750 in (19.1 mm)
6,000 RPM
FSR12-3-3-SS
0.1875 in
0.1875 in
1.250 in (31.8 mm)
303 Stainless Steel
0.750 in (19.1 mm)
6,000 RPM
FSR12-4-3-A
0.2500 in
0.1875 in
1.250 in (31.8 mm)
Aluminum
0.750 in (19.1 mm)
6,000 RPM
FSR12-4-3-SS
0.2500 in
0.1875 in
1.250 in (31.8 mm)
303 Stainless Steel
0.750 in (19.1 mm)
6,000 RPM
FSR12-4-4-A
0.2500 in
0.2500 in
1.250 in (31.8 mm)
Aluminum
0.750 in (19.1 mm)
6,000 RPM
FSR12-4-4-SS
0.2500 in
0.2500 in
1.250 in (31.8 mm)
303 Stainless Steel
0.750 in (19.1 mm)
6,000 RPM
FSR12-5-3-A
0.3125 in
0.1875 in
1.250 in (31.8 mm)
Aluminum
0.750 in (19.1 mm)
6,000 RPM
FSR12-5-3-SS
0.3125 in
0.1875 in
1.250 in (31.8 mm)
303 Stainless Steel
0.750 in (19.1 mm)
6,000 RPM
FSR12-5-4-A
0.3125 in
0.2500 in
1.250 in (31.8 mm)
Aluminum
0.750 in (19.1 mm)
6,000 RPM
FSR12-5-4-SS
0.3125 in
0.2500 in
1.250 in (31.8 mm)
303 Stainless Steel
0.750 in (19.1 mm)
6,000 RPM
FSR12-5-5-A
0.3125 in
0.3125 in
1.250 in (31.8 mm)
Aluminum
0.750 in (19.1 mm)
6,000 RPM
FSR12-5-5-SS
0.3125 in
0.3125 in
1.250 in (31.8 mm)
303 Stainless Steel
0.750 in (19.1 mm)
6,000 RPM
FSR16-4-4-A
0.2500 in
0.2500 in
1.500 in (38.1 mm)
Aluminum
1.000 in (25.4 mm)
6,000 RPM
FSR16-4-4-SS
0.2500 in
0.2500 in
1.500 in (38.1 mm)
303 Stainless Steel
1.000 in (25.4 mm)
6,000 RPM
FSR16-5-4-A
0.3125 in
0.2500 in
1.500 in (38.1 mm)
Aluminum
1.000 in (25.4 mm)
6,000 RPM
FSR16-5-4-SS
0.3125 in
0.2500 in
1.500 in (38.1 mm)
303 Stainless Steel
1.000 in (25.4 mm)
6,000 RPM
FSR16-5-5-A
0.3125 in
0.3125 in
1.500 in (38.1 mm)
Aluminum
1.000 in (25.4 mm)
6,000 RPM
FSR16-5-5-SS
0.3125 in
0.3125 in
1.500 in (38.1 mm)
303 Stainless Steel
1.000 in (25.4 mm)
6,000 RPM
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