Ruland Coupling, 4 Beam Set Screw, 1/2in.x 1/2in. PSR20-8-8-SS - main

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

  • Mfr # PSR20-8-8-SS

  • Zoro # G7980445

product price:  $205.99
/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 #
PSR20-8-8-SS
Zoro #
G7980445
UPC #
634529051474
Country of Origin
United States

Dimensions

Bore Dia.
1/2 in x 1/2 in
Outside Dia.
1.25 in
Overall Length
1 1/2 in
Outside Dia. (In.)
1.250 in
Overall Length (mm)
38.1
Clearance Dia. (mm)
31.8
Length through Bore (mm)
17.02
Screw Size (mm)
M6
Size
PSR20
Overall Length (In.)
1.5
Clearance Dia. (In.)
1.25 in
Screw Size
M6
Length through Bore (In.)
0.67
Length through Bore
0.67 in
Outside Dia. (mm)
31.8
Length Through Bore 2
0.7 in
Screw Thread Size
M6
Coupling Outside Diameter
1 1/4 in
Bore Diameter 1
1/2 in
Different Bore Sizes
No
Length Through Bore 1
0.7 in
Bore Diameter 2
1/2 in

Details

Shaft Locking Type - Couplings
1 Piece Set Screw
Item
Motion Control Coupling
System of Measurement
Inch
Material - Couplings
Stainless Steel
Finish
Bright
Max. Angular Misalignment
3 Degrees
Screw Type
Set Screw
Style
4-Beam Set Screw
Item - Motion Control Couplings
Motion Control Coupling
Torque (In.-Lbs.)
70
Max. Bore (In.)
0.5 in
Max. Axial Misalignment (In.)
+/-0.01
Max. Temp.
350 Degrees F
Torsional Stiffness (Deg./In.-Lbs.)
0.064
Rated Torque
70 in-lb
Min. Bore (In.)
0.5 in
Max. Temp. Range (F)
350 Degrees
Setscrew Location
2 (120 Degrees )
Material
Stainless Steel
Max. Parallel Misalignment (In.)
0.015 in
Max. RPM
6,000 RPM
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
Screw Material Finish
Black Oxide
Maximum Torque
70 in-lb
Dynamic Torque Non-Reversing
35 lb-in
Series
PSR
Shaft Locking Type
Set Screw
Coupling Material
Stainless Steel
Maximum Operating Temperature
350 Degrees F
Torsional Stiffness
15.63 in-lb/Deg
Coupling Material Finish
Bright
Minimum Operating Temperature
-40 Degrees F
Parallel Misalignment
0.015 in
For Misalignment Type
Angular, Axial, Parallel
Angular Misalignment
3 Degrees
Maximum Speed
6,000 RPM
Number of Locking Screws
4
Moment of Inertia
0.0922 lb-in sq
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
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Bore Type
Round
Fastener Tightening Torque
7.2 N-m
Included Screws
(4) Set Screw
Dynamic Torque Reversing
17.5 lb-in
Full Bearing Support Required
Yes
Zero Backlash
Yes
Shaft Tolerance
+0.0000/-0.0005 in
Axial Motion
0.01 in
Coupling Material Grade
303

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 1/2 in, Bore Diameter 2 1/2 in, Coupling Material Stainless Steel, Coupling Outside Diameter 1 1/4 in, Maximum Speed 6,000 RPM, Maximum Torque 70 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 No, Torsional Stiffness 15.63 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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