Zoro Homepage
Clipboard Icon Quick Order
Cart Icon 0 Cart
  1. Home
  2. /
  3. Power Transmission
  4. /
  5. Bearings, V-belts & Power Transmission Equipment
  6. /
  7. Couplings, Collars, & Adapters
  8. /
  9. Motion Control Couplings
  10. /
  11. Coupling, 4 Beam, Bore 3/8x5/16 In
Ruland Coupling, 4 Beam, Bore 3/8x5/16 In PSR18-6-5-A - main

Coupling, 4 Beam, Bore 3/8x5/16 In

  • Mfr # PSR18-6-5-A

  • Zoro # G2584337

product price: $47.99
/ea

Key Features

Shaft Locking Type - Couplings
1 Piece Set Screw
Bore Dia.
3/8 in x 5/16 in
Rated Torque
40 in-lb
Max. RPM
6,000 RPM
Outside Dia.
1.125 in
See all product information
Get a 10% off coupon
Free 30-day returns
Return Policy
Get 30 days to pay with Net 30
Apply Now
Real support from real people
Contact our U.S. based team

Specifications

Product Information

MFR #
PSR18-6-5-A
Zoro #
G2584337
UPC #
634529034132
Country of Origin
United States

Dimensions

Bore Dia.
3/8 in x 5/16 in
Outside Dia.
1.125 in
Overall Length
1 1/2 in
Overall Length (In.)
1.50
Clearance Dia. (In.)
1.125 in
Length through Bore
0.75 in
Hub Dia.
1.25 in
Screw Size
M5
Outside Dia. (In.)
1.125
Length through Bore (In.)
0.750
Screw Size (mm)
M5
Length Through Bore 1
0.7 in
Coupling Outside Diameter
1 1/8 in
Screw Thread Size
M5
Length Through Bore 2
0.7 in
Different Bore Sizes
Yes
Bore Diameter 1
3/8 in
Bore Diameter 2
5/16 in

Details

Shaft Locking Type - Couplings
1 Piece Set Screw
Rated Torque
40 in-lb
Max. RPM
6,000 RPM
Material - Couplings
Aluminum
Max. Parallel Misalignment (In.)
0.015 in
Item
Motion Control Coupling
Max. Temp. Range (F)
225
Screw Type
Set Screw
Style
4 Beam Set Screw
Torsional Stiffness (Deg./In.-Lbs.)
0.14
Finish
Bright
Max. Axial Misalignment (In.)
+/-0.010
Max. Angular Misalignment
3 Degrees
Item - Motion Control Couplings
Motion Control Coupling
Material
Aluminum
Max. Temp.
225 Degrees F
Torque (In.-Lbs.)
40
Dynamic Torque Non-Reversing
20 lb-in
Dynamic Torque Reversing
10 lb-in
Bore Tolerance
+0.001/-0.000 in
Moment of Inertia
0.0217 lb-in sq
Axial Motion
0.01 in
Screw Material
Alloy Steel
Shaft Locking Type
Set Screw
Number of Locking Screws
4
Coupling Material Grade
7075
Maximum Speed
6,000 RPM
Zero Backlash
Yes
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, REACH Compliant, RoHS Compliant
For Misalignment Type
Angular, Axial, Parallel
Shaft Tolerance
+0.0000/-0.0005 in
Included Screws
(4) Set Screw
Coupling Material Finish
Bright
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
Bore Type
Round
Number of Beams
4
Application
Light-Duty Power Transmission, Servo Motors to Lead Screws
Parallel Misalignment
0.015 in
Torsional Stiffness
7.14 in-lb/Deg
Coupling Material
Aluminum
Minimum Operating Temperature
-40 Degrees F
Full Bearing Support Required
Yes
Angular Misalignment
3 Degrees
Maximum Torque
40 in-lb
Screw Material Finish
Black Oxide
System of Measurement
Inch
Maximum Operating Temperature
225 Degrees F
Fastener Tightening Torque
4 N-m
Series
PSR
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 3/8 in, Bore Diameter 2 5/16 in, Coupling Material Aluminum, Coupling Outside Diameter 1 1/8 in, Maximum Speed 6,000 RPM, Maximum Torque 40 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 7.14 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

Ratings & Reviews

3 Reasons You Can Count On Us

  • Supplies for every job.

    Supplies for every job.

    10 million items and the exact one you need.

  • When you need it fast, count on Zoro!

    When you need it fast, count on Zoro!

    2 million products ship in 1 day.

  • Stretch your budget further.

    Stretch your budget further.

    Everyday low prices on the brands you love.

Explore More Products