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  11. Coupling, 4 Beam Set Screw, 3/8inx 5/16in
Ruland Coupling, 4 Beam Set Screw, 3/8inx 5/16in PSR20-6-5-SS - main

Coupling, 4 Beam Set Screw, 3/8inx 5/16in

  • Mfr # PSR20-6-5-SS

  • Zoro # G7884965

product price: $135.99
/ea
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Key Features

Shaft Locking Type - Couplings
1 Piece Set Screw
System of Measurement
Inch
Material - Couplings
Stainless Steel
Outside Dia.
1.25 in
Overall Length
1 1/2 in
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Specifications

Product Information

MFR #
PSR20-6-5-SS
Zoro #
G7884965
UPC #
634529051429
Country of Origin
United States

Dimensions

Bore Dia.
3/8 in x 5/16 in
Outside Dia.
1.25 in
Overall Length
1 1/2 in
Length through Bore (mm)
17.02
Screw Size (mm)
M6
Size
PSR20
Clearance Dia. (mm)
28.6
Length through Bore
0.67 in
Clearance Dia. (In.)
1.125 in
Overall Length (mm)
38.1
Overall Length (In.)
1.5
Screw Size
M6
Length through Bore (In.)
0.67
Outside Dia. (In.)
1.250 in
Outside Dia. (mm)
31.8
Length Through Bore 1
0.7 in
Coupling Outside Diameter
1 1/4 in
Screw Thread Size
M6
Bore Diameter 2
5/16 in
Length Through Bore 2
0.7 in
Bore Diameter 1
3/8 in
Different Bore Sizes
Yes

Details

Shaft Locking Type - Couplings
1 Piece Set Screw
Item
Motion Control Coupling
System of Measurement
Inch
Material - Couplings
Stainless Steel
Finish
Bright
Min. Bore (In.)
0.313 in
Torsional Stiffness (Deg./In.-Lbs.)
0.044
Max. Temp.
350 Degrees F
Max. Temp. Range (F)
350 Degrees
Setscrew Location
2 (120 Degrees )
Style
4-Beam Set Screw
Item - Motion Control Couplings
Motion Control Coupling
Max. Bore (In.)
0.375 in
Max. RPM
6,000 RPM
Rated Torque
81 in-lb
Max. Parallel Misalignment (In.)
0.015 in
Max. Axial Misalignment (In.)
+/-0.01
Material
Stainless Steel
Torque (In.-Lbs.)
81
Screw Type
Set Screw
Max. Angular Misalignment
3 Degrees
Application
Light-Duty Power Transmission, Servo Motors to Lead Screws
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, REACH Compliant, RoHS Compliant
Screw Material
Alloy Steel
Bore Tolerance
+0.001/-0.000 in
Full Bearing Support Required
Yes
Maximum Speed
6,000 RPM
Dynamic Torque Reversing
20.25 lb-in
Coupling Material Grade
303
Dynamic Torque Non-Reversing
40.5 lb-in
Zero Backlash
Yes
Included Screws
(4) Set Screw
Features
Balanced Design for Reduced Vibration, Higher Torque Capacity, Larger Body Sizes than Single Beam Couplings, Lower Windup, Machined from a Single Piece of Material, Two Sets of Two Spiral Cuts, Zero-Backlash
Number of Beams
4
Maximum Operating Temperature
350 Degrees F
Shaft Tolerance
+0.0000/-0.0005 in
Bore Type
Round
Screw Material Finish
Black Oxide
For Misalignment Type
Angular, Axial, Parallel
Minimum Operating Temperature
-40 Degrees F
Maximum Torque
81 in-lb
Parallel Misalignment
0.015 in
Angular Misalignment
3 Degrees
Torsional Stiffness
22.73 in-lb/Deg
Series
PSR
Axial Motion
0.01 in
Coupling Material
Stainless Steel
Fastener Tightening Torque
7.2 N-m
Coupling Material Finish
Bright
Number of Locking Screws
4
Moment of Inertia
0.0922 lb-in sq
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Shaft Locking Type
Set Screw

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 3/8 in, Bore Diameter 2 5/16 in, Coupling Material Stainless Steel, Coupling Outside Diameter 1 1/4 in, Maximum Speed 6,000 RPM, Maximum Torque 81 in-lb, Axial Motion 0.01 in, Overall Length 1 1/2 in, Parallel Misalignment 0.015 in, System of Measurement Inch, Different Bore Sizes Yes, Torsional Stiffness 22.73 in-lb/Deg, Bore Type Round, Shaft Locking Type Set Screw, Number of Beams 4, Length Through Bore 2 0.7 in

Restrictions

WARNING: Cancer and Reproductive Harm For more information go to www.P65Warnings.ca.gov

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