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Beam Couplings: Four-Beam P-Series, Clamp Style, Inch
Clamp style P-Series four beam couplings (also referred to as helical couplings) with inch dimensions. Bore sizes range from 0.94" to 1/2".
Features Aluminum
Extra flexible with low bearing loads
Lightweight for low inertia
Temperature range: -40°F to 225°F
Stainless Steel
Flexible with low bearing loads
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: +.025mm/–.000mm
How to Specify Part numbers are in the following format with numbers representing sixteenths of an inch:
Products
Download CAD File:
PCR12-4-2-A
PCR12-4-2-A
As low as
$33.93
$49.77
Ruland PCR12-4-2-A, 1/4" x 1/8" Four Beam Coupling, Aluminum, Clamp Style, 0.750" OD, 0.900" Length
Download CAD File:
PCR12-4-2-SS
PCR12-4-2-SS
As low as
$84.90
$124.52
Ruland PCR12-4-2-SS, 1/4" x 1/8" Four Beam Coupling, Stainless Steel, Clamp Style, 0.750" OD, 0.900" Length
Download CAD File:
PCR12-4-2.5-A
PCR12-4-2.5-A
As low as
$33.93
$49.77
Ruland PCR12-4-2.5-A, 1/4" x 5/32" Four Beam Coupling, Aluminum, Clamp Style, 0.750" OD, 0.900" Length
Download CAD File:
PCR12-4-2.5-SS
PCR12-4-2.5-SS
As low as
$84.90
$124.52
Ruland PCR12-4-2.5-SS, 1/4" x 5/32" Four Beam Coupling, Stainless Steel, Clamp Style, 0.750" OD, 0.900" Length
Download CAD File:
PCR12-4-3-A
PCR12-4-3-A
As low as
$33.93
$49.77
Ruland PCR12-4-3-A, 1/4" x 3/16" Four Beam Coupling, Aluminum, Clamp Style, 0.750" OD, 0.900" Length
Download CAD File:
PCR12-4-3-SS
PCR12-4-3-SS
As low as
$84.90
$124.52
Ruland PCR12-4-3-SS, 1/4" x 3/16" Four Beam Coupling, Stainless Steel, Clamp Style, 0.750" OD, 0.900" Length
Download CAD File:
PCR12-4-4-A
PCR12-4-4-A
As low as
$33.93
$49.77
Ruland PCR12-4-4-A, 1/4" x 1/4" Four Beam Coupling, Aluminum, Clamp Style, 0.750" OD, 0.900" Length
Download CAD File:
PCR12-4-4-SS
PCR12-4-4-SS
As low as
$84.90
$124.52
Ruland PCR12-4-4-SS, 1/4" x 1/4" Four Beam Coupling, Stainless Steel, Clamp Style, 0.750" OD, 0.900" Length
Download CAD File:
PCR14-3-3-A
PCR14-3-3-A
As low as
$38.28
$56.14
Ruland PCR14-3-3-A, 3/16" x 3/16" Four Beam Coupling, Aluminum, Clamp Style, 0.875" OD, 1.063" Length
Download CAD File:
PCR14-3-3-SS
PCR14-3-3-SS
As low as
$100.40
$147.25
Ruland PCR14-3-3-SS, 3/16" x 3/16" Four Beam Coupling, Stainless Steel, Clamp Style, 0.875" OD, 1.063" Length
Download CAD File:
PCR14-4-3-A
PCR14-4-3-A
As low as
$38.28
$56.14
Ruland PCR14-4-3-A, 1/4" x 3/16" Four Beam Coupling, Aluminum, Clamp Style, 0.875" OD, 1.063" Length
Download CAD File:
PCR14-4-3-SS
PCR14-4-3-SS
As low as
$100.40
$147.25
Ruland PCR14-4-3-SS, 1/4" x 3/16" Four Beam Coupling, Stainless Steel, Clamp Style, 0.875" OD, 1.063" Length
Download CAD File:
PCR14-4-4-A
PCR14-4-4-A
As low as
$38.28
$56.14
Ruland PCR14-4-4-A, 1/4" x 1/4" Four Beam Coupling, Aluminum, Clamp Style, 0.875" OD, 1.063" Length
Download CAD File:
PCR14-4-4-SS
PCR14-4-4-SS
As low as
$100.40
$147.25
Ruland PCR14-4-4-SS, 1/4" x 1/4" Four Beam Coupling, Stainless Steel, Clamp Style, 0.875" OD, 1.063" Length
Download CAD File:
PCR14-5-3-A
PCR14-5-3-A
As low as
$38.28
$56.14
Ruland PCR14-5-3-A, 5/16" x 3/16" Four Beam Coupling, Aluminum, Clamp Style, 0.875" OD, 1.063" Length
Download CAD File:
PCR14-5-3-SS
PCR14-5-3-SS
As low as
$100.40
$147.25
Ruland PCR14-5-3-SS, 5/16" x 3/16" Four Beam Coupling, Stainless Steel, Clamp Style, 0.875" OD, 1.063" Length
Download CAD File:
PCR14-5-4-A
PCR14-5-4-A
As low as
$38.28
$56.14
Ruland PCR14-5-4-A, 5/16" x 1/4" Four Beam Coupling, Aluminum, Clamp Style, 0.875" OD, 1.063" Length
Download CAD File:
PCR14-5-4-SS
PCR14-5-4-SS
As low as
$100.40
$147.25
Ruland PCR14-5-4-SS, 5/16" x 1/4" Four Beam Coupling, Stainless Steel, Clamp Style, 0.875" OD, 1.063" Length
Download CAD File:
PCR14-5-5-A
PCR14-5-5-A
As low as
$38.28
$56.14
Ruland PCR14-5-5-A, 5/16" x 5/16" Four Beam Coupling, Aluminum, Clamp Style, 0.875" OD, 1.063" Length
Download CAD File:
PCR14-5-5-SS
PCR14-5-5-SS
As low as
$100.40
$147.25
Ruland PCR14-5-5-SS, 5/16" x 5/16" Four Beam Coupling, Stainless Steel, Clamp Style, 0.875" OD, 1.063" Length
Download CAD File:
PCR16-4-4-A
PCR16-4-4-A
As low as
$40.83
$59.88
Ruland PCR16-4-4-A, 1/4" x 1/4" Four Beam Coupling, Aluminum, Clamp Style, 1.000" OD, 1.250" Length
Download CAD File:
PCR16-4-4-SS
PCR16-4-4-SS
As low as
$101.80
$149.31
Ruland PCR16-4-4-SS, 1/4" x 1/4" Four Beam Coupling, Stainless Steel, Clamp Style, 1.000" OD, 1.250" Length
Download CAD File:
PCR16-5-4-A
PCR16-5-4-A
As low as
$40.83
$59.88
Ruland PCR16-5-4-A, 5/16" x 1/4" Four Beam Coupling, Aluminum, Clamp Style, 1.000" OD, 1.250" Length
Download CAD File:
PCR16-5-4-SS
PCR16-5-4-SS
As low as
$101.80
$149.31
Ruland PCR16-5-4-SS, 5/16" x 1/4" Four Beam Coupling, Stainless Steel, Clamp Style, 1.000" OD, 1.250" Length
Part number
Bore (B1)
Small Bore (B2)
Length (L)
Material
Outer Diameter (OD)
Maximum Speed
PCR12-4-2-A
0.2500 in
0.1250 in
0.900 in (22.9 mm)
Aluminum
0.750 in (19.1 mm)
6,000 RPM
PCR12-4-2-SS
0.2500 in
0.1250 in
0.900 in (22.9 mm)
303 Stainless Steel
0.750 in (19.1 mm)
6,000 RPM
PCR12-4-2.5-A
0.2500 in
0.1563 in
0.900 in (22.9 mm)
Aluminum
0.750 in (19.1 mm)
6,000 RPM
PCR12-4-2.5-SS
0.2500 in
0.1563 in
0.900 in (22.9 mm)
303 Stainless Steel
0.750 in (19.1 mm)
6,000 RPM
PCR12-4-3-A
0.2500 in
0.1875 in
0.900 in (22.9 mm)
Aluminum
0.750 in (19.1 mm)
6,000 RPM
PCR12-4-3-SS
0.2500 in
0.1875 in
0.900 in (22.9 mm)
303 Stainless Steel
0.750 in (19.1 mm)
6,000 RPM
PCR12-4-4-A
0.2500 in
0.2500 in
0.900 in (22.9 mm)
Aluminum
0.750 in (19.1 mm)
6,000 RPM
PCR12-4-4-SS
0.2500 in
0.2500 in
0.900 in (22.9 mm)
303 Stainless Steel
0.750 in (19.1 mm)
6,000 RPM
PCR14-3-3-A
0.1875 in
0.1875 in
1.063 in (27.0 mm)
Aluminum
0.875 in (22.2 mm)
6,000 RPM
PCR14-3-3-SS
0.1875 in
0.1875 in
1.063 in (27.0 mm)
303 Stainless Steel
0.875 in (22.2 mm)
6,000 RPM
PCR14-4-3-A
0.2500 in
0.1875 in
1.063 in (27.0 mm)
Aluminum
0.875 in (22.2 mm)
6,000 RPM
PCR14-4-3-SS
0.2500 in
0.1875 in
1.063 in (27.0 mm)
303 Stainless Steel
0.875 in (22.2 mm)
6,000 RPM
PCR14-4-4-A
0.2500 in
0.2500 in
1.063 in (27.0 mm)
Aluminum
0.875 in (22.2 mm)
6,000 RPM
PCR14-4-4-SS
0.2500 in
0.2500 in
1.063 in (27.0 mm)
303 Stainless Steel
0.875 in (22.2 mm)
6,000 RPM
PCR14-5-3-A
0.3125 in
0.1875 in
1.063 in (27.0 mm)
Aluminum
0.875 in (22.2 mm)
6,000 RPM
PCR14-5-3-SS
0.3125 in
0.1875 in
1.063 in (27.0 mm)
303 Stainless Steel
0.875 in (22.2 mm)
6,000 RPM
PCR14-5-4-A
0.3125 in
0.2500 in
1.063 in (27.0 mm)
Aluminum
0.875 in (22.2 mm)
6,000 RPM
PCR14-5-4-SS
0.3125 in
0.2500 in
1.063 in (27.0 mm)
303 Stainless Steel
0.875 in (22.2 mm)
6,000 RPM
PCR14-5-5-A
0.3125 in
0.3125 in
1.063 in (27.0 mm)
Aluminum
0.875 in (22.2 mm)
6,000 RPM
PCR14-5-5-SS
0.3125 in
0.3125 in
1.063 in (27.0 mm)
303 Stainless Steel
0.875 in (22.2 mm)
6,000 RPM
PCR16-4-4-A
0.2500 in
0.2500 in
1.250 in (31.8 mm)
Aluminum
1.000 in (25.4 mm)
6,000 RPM
PCR16-4-4-SS
0.2500 in
0.2500 in
1.250 in (31.8 mm)
303 Stainless Steel
1.000 in (25.4 mm)
6,000 RPM
PCR16-5-4-A
0.3125 in
0.2500 in
1.250 in (31.8 mm)
Aluminum
1.000 in (25.4 mm)
6,000 RPM
PCR16-5-4-SS
0.3125 in
0.2500 in
1.250 in (31.8 mm)
303 Stainless Steel
1.000 in (25.4 mm)
6,000 RPM
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