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Coupling, 4 Beam Set Screw, 1/2in.x 1/4in.

  • Mfr # PSR20-8-4-A

  • Zoro # G8159182


product price: $64.89
/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 #
PSR20-8-4-A
Zoro #
G8159182
UPC #
634529034255
Country of Origin
United States

Dimensions

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

Details

Shaft Locking Type - Couplings
1 Piece Set Screw
Item
Motion Control Coupling
System of Measurement
Inch
Material - Couplings
Aluminum
Finish
Bright
Material
Aluminum
Max. Parallel Misalignment (In.)
0.015 in
Setscrew Location
2 (120 Degrees )
Max. Temp.
225 Degrees F
Style
4-Beam Set Screw
Torsional Stiffness (Deg./In.-Lbs.)
0.12
Item - Motion Control Couplings
Motion Control Coupling
Max. RPM
6,000 RPM
Screw Type
Set Screw
Max. Angular Misalignment
3 Degrees
Min. Bore (In.)
0.25 in
Torque (In.-Lbs.)
52
Max. Bore (In.)
0.5 in
Rated Torque
52 in-lb
Max. Temp. Range (F)
225 Degrees
Max. Axial Misalignment (In.)
+/-0.01
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
Torsional Stiffness
8.33 in-lb/Deg
Minimum Operating Temperature
-40 Degrees F
Included Screws
(4) Set Screw
Moment of Inertia
0.034 lb-in sq
Dynamic Torque Reversing
13 lb-in
Dynamic Torque Non-Reversing
26 lb-in
Maximum Speed
6,000 RPM
Axial Motion
0.01 in
Angular Misalignment
3 Degrees
Shaft Tolerance
+0.0000/-0.0005 in
Coupling Material
Aluminum
Full Bearing Support Required
Yes
Number of Locking Screws
4
Fastener Tightening Torque
7.2 N-m
Coupling Material Grade
7075
Screw Material Finish
Black Oxide
Maximum Torque
52 in-lb
Shaft Locking Type
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
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
For Misalignment Type
Angular, Axial, Parallel
Series
PSR
Zero Backlash
Yes
Bore Type
Round
Coupling Material Finish
Bright
Maximum Operating Temperature
225 Degrees F
Number of Beams
4
Parallel Misalignment
0.015 in

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 1/2 in, Bore Diameter 2 1/4 in, Coupling Material Aluminum, Coupling Outside Diameter 1 1/4 in, Maximum Speed 6,000 RPM, Maximum Torque 52 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 8.33 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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