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  11. Coupling, 4 Beam Set Screw, 3/8in.x 1/4in.
Ruland Coupling, 4 Beam Set Screw, 3/8in.x 1/4in. PSR20-6-4-A - main

Coupling, 4 Beam Set Screw, 3/8in.x 1/4in.

  • Mfr # PSR20-6-4-A

  • Zoro # G8237722

product price: $58.99
/ea

Key Features

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

Product Information

MFR #
PSR20-6-4-A
Zoro #
G8237722
UPC #
634529034224
Country of Origin
United States

Dimensions

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

Details

Item
Motion Control Coupling
Shaft Locking Type - Couplings
1 Piece Set Screw
System of Measurement
Inch
Material - Couplings
Aluminum
Finish
Bright
Max. Axial Misalignment (In.)
+/-0.01
Style
4-Beam Set Screw
Max. Temp.
225 Degrees F
Torsional Stiffness (Deg./In.-Lbs.)
0.07
Max. Temp. Range (F)
225 Degrees
Min. Bore (In.)
0.25 in
Max. RPM
6,000 RPM
Setscrew Location
2 (120 Degrees )
Torque (In.-Lbs.)
60
Rated Torque
60 in-lb
Screw Type
Set Screw
Max. Bore (In.)
0.375 in
Material
Aluminum
Max. Parallel Misalignment (In.)
0.015 in
Item - Motion Control Couplings
Motion Control Coupling
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
Bore Tolerance
+0.001/-0.000 in
Screw Material
Alloy Steel
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Shaft Tolerance
+0.0000/-0.0005 in
Screw Material Finish
Black Oxide
Zero Backlash
Yes
Full Bearing Support Required
Yes
Coupling Material Grade
7075
Maximum Operating Temperature
225 Degrees F
Dynamic Torque Non-Reversing
30 lb-in
Included Screws
(4) Set Screw
Coupling Material
Aluminum
Angular Misalignment
3 Degrees
Dynamic Torque Reversing
15 lb-in
Maximum Speed
6,000 RPM
Fastener Tightening Torque
7.2 N-m
Parallel Misalignment
0.015 in
Maximum Torque
60 in-lb
Moment of Inertia
0.034 lb-in sq
Bore Type
Round
Minimum Operating Temperature
-40 Degrees F
Series
PSR
Number of Locking Screws
4
Coupling Material Finish
Bright
For Misalignment Type
Angular, Axial, Parallel
Torsional Stiffness
14.29 in-lb/Deg
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
Shaft Locking Type
Set Screw
Axial Motion
0.01 in

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 3/8 in, Bore Diameter 2 1/4 in, Coupling Material Aluminum, Coupling Outside Diameter 1 1/4 in, Maximum Speed 6,000 RPM, Maximum Torque 60 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 14.29 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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