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 3/16x3/16 In
Ruland Coupling, 4 Beam, Bore 3/16x3/16 In PSR12-3-3-A - main

Coupling, 4 Beam, Bore 3/16x3/16 In

  • Mfr # PSR12-3-3-A

  • Zoro # G2122434

product price: $32.99
/ea

Key Features

Shaft Locking Type - Couplings
1 Piece Set Screw
Bore Dia.
3/16 in x 3/16 in
Rated Torque
17 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 #
PSR12-3-3-A
Zoro #
G2122434
UPC #
634529033920
Country of Origin
United States

Dimensions

Bore Dia.
3/16 in x 3/16 in
Outside Dia.
0.75 in
Overall Length
29/32 in
Screw Size (mm)
M4
Screw Size
M4
Hub Dia.
0.75 in
Overall Length (In.)
0.90
Outside Dia. (In.)
0.750
Clearance Dia. (In.)
0.75 in
Length through Bore
0.45 in
Length through Bore (In.)
0.450
Coupling Outside Diameter
3/4 in
Bore Diameter 1
3/16 in
Bore Diameter 2
3/16 in
Length Through Bore 2
0.4 in
Different Bore Sizes
No
Screw Thread Size
M4
Length Through Bore 1
0.4 in

Details

Shaft Locking Type - Couplings
1 Piece Set Screw
Rated Torque
17 in-lb
Max. RPM
6,000 RPM
Material - Couplings
Aluminum
Torsional Stiffness (Deg./In.-Lbs.)
0.26
Finish
Bright
Max. Temp.
225 Degrees F
Style
4 Beam Set Screw
Item - Motion Control Couplings
Motion Control Coupling
Max. Angular Misalignment
3 Degrees
Item
Motion Control Coupling
Material
Aluminum
Screw Type
Set Screw
Max. Axial Misalignment (In.)
+/-0.005
Max. Temp. Range (F)
225
Max. Parallel Misalignment (In.)
0.008 in
Torque (In.-Lbs.)
17
Bore Tolerance
+0.001/-0.000 in
Dynamic Torque Non-Reversing
8.5 lb-in
Moment of Inertia
0.0025 lb-in sq
Axial Motion
0.005 in
Screw Material
Alloy Steel
Dynamic Torque Reversing
4.25 lb-in
Application
Light-Duty Power Transmission, Servo Motors to Lead Screws
Coupling Material Finish
Bright
Zero Backlash
Yes
Torsional Stiffness
3.85 in-lb/Deg
Fastener Tightening Torque
1.76 N-m
Number of Beams
4
System of Measurement
Inch
Number of Locking Screws
2
Shaft Tolerance
+0.0000/-0.0005 in
Series
PSR
Maximum Speed
6,000 RPM
Full Bearing Support Required
Yes
Parallel Misalignment
0.008 in
Bore Type
Round
Maximum Torque
17 in-lb
For Misalignment Type
Angular, Axial, Parallel
Coupling Material Grade
7075
Minimum Operating Temperature
-40 Degrees F
Angular Misalignment
3 Degrees
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
Screw Material Finish
Black Oxide
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Maximum Operating Temperature
225 Degrees F
Shaft Locking Type
Set Screw
Coupling Material
Aluminum
Included Screws
(2) Set Screw
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, REACH Compliant, RoHS Compliant

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 3/16 in, Bore Diameter 2 3/16 in, Coupling Material Aluminum, Coupling Outside Diameter 3/4 in, Maximum Speed 6,000 RPM, Maximum Torque 17 in-lb, Axial Motion 0.005 in, Overall Length 29/32 in, Parallel Misalignment 0.008 in, System of Measurement Inch, Different Bore Sizes No, Torsional Stiffness 3.85 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