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 1/4x5/32 In
Ruland Coupling, 4 Beam, Bore 1/4x5/32 In PSR12-4-2.5-A - main

Coupling, 4 Beam, Bore 1/4x5/32 In

  • Mfr # PSR12-4-2.5-A

  • Zoro # G0339184

product price: $32.99
/ea

Key Features

Shaft Locking Type - Couplings
1 Piece Set Screw
Bore Dia.
1/4 in x 5/32 in
Rated Torque
14 in-lb
Max. RPM
6,000 RPM
Outside Dia.
0.75 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 #
PSR12-4-2.5-A
Zoro #
G0339184
UPC #
634529033937
Country of Origin
United States

Dimensions

Bore Dia.
1/4 in x 5/32 in
Outside Dia.
0.75 in
Overall Length
29/32 in
Length through Bore
0.45 in
Hub Dia.
0.75 in
Length through Bore (In.)
0.450
Screw Size (mm)
M4
Screw Size
M4
Outside Dia. (In.)
0.750
Overall Length (In.)
0.90
Clearance Dia. (In.)
0.75 in
Bore Diameter 1
1/4 in
Length Through Bore 1
0.4 in
Length Through Bore 2
0.4 in
Coupling Outside Diameter
3/4 in
Bore Diameter 2
5/32 in
Screw Thread Size
M4
Different Bore Sizes
Yes

Details

Shaft Locking Type - Couplings
1 Piece Set Screw
Rated Torque
14 in-lb
Max. RPM
6,000 RPM
Material - Couplings
Aluminum
Finish
Bright
Max. Temp.
225 Degrees F
Material
Aluminum
Max. Angular Misalignment
3 Degrees
Torsional Stiffness (Deg./In.-Lbs.)
0.33
Item
Motion Control Coupling
Screw Type
Set Screw
Item - Motion Control Couplings
Motion Control Coupling
Style
4 Beam Set Screw
Max. Parallel Misalignment (In.)
0.008 in
Torque (In.-Lbs.)
14
Max. Temp. Range (F)
225
Max. Axial Misalignment (In.)
+/-0.005
Dynamic Torque Non-Reversing
7 lb-in
Moment of Inertia
0.0025 lb-in sq
Axial Motion
0.005 in
Dynamic Torque Reversing
3.5 lb-in
Screw Material
Alloy Steel
Bore Tolerance
+0.001/-0.000 in
Minimum Operating Temperature
-40 Degrees F
Coupling Material
Aluminum
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
For Misalignment Type
Angular, Axial, Parallel
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, REACH Compliant, RoHS Compliant
Maximum Torque
14 in-lb
System of Measurement
Inch
Shaft Locking Type
Set Screw
Coupling Material Grade
7075
Application
Light-Duty Power Transmission, Servo Motors to Lead Screws
Series
PSR
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Angular Misalignment
3 Degrees
Coupling Material Finish
Bright
Maximum Operating Temperature
225 Degrees F
Number of Beams
4
Included Screws
(2) Set Screw
Parallel Misalignment
0.008 in
Screw Material Finish
Black Oxide
Full Bearing Support Required
Yes
Zero Backlash
Yes
Number of Locking Screws
2
Torsional Stiffness
3.03 in-lb/Deg
Maximum Speed
6,000 RPM
Fastener Tightening Torque
1.76 N-m
Shaft Tolerance
+0.0000/-0.0005 in

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 1/4 in, Bore Diameter 2 5/32 in, Coupling Material Aluminum, Coupling Outside Diameter 3/4 in, Maximum Speed 6,000 RPM, Maximum Torque 14 in-lb, Axial Motion 0.005 in, Overall Length 29/32 in, Parallel Misalignment 0.008 in, System of Measurement Inch, Different Bore Sizes Yes, Torsional Stiffness 3.03 in-lb/Deg, Bore Type Round, Shaft Locking Type Set Screw, Number of Beams 4, Length Through Bore 2 0.4 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