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. Rigid Clamp Couplings
  10. /
  11. Coupling, 4 Beam Set Screw, 5/32inx 1/8in
Ruland Coupling, 4 Beam Set Screw, 5/32inx 1/8in PSR12-2.5-2-A - main

Coupling, 4 Beam Set Screw, 5/32inx 1/8in

  • Mfr # PSR12-2.5-2-A

  • Zoro # G8391415

product price: $32.79
/ea

Key Features

Shaft Locking Type - Couplings
1 Piece Set Screw
System of Measurement
Inch
Material - Couplings
Aluminum
Outside Dia.
0.75 in
Overall Length
29/32 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 #
PSR12-2.5-2-A
Zoro #
G8391415
UPC #
634529033883
Country of Origin
United States

Dimensions

Bore Dia.
5/32 in x 1/8 in
Outside Dia.
0.75 in
Overall Length
29/32 in
Outside Dia. (mm)
19.1
Length through Bore
0.386 in
Screw Size
M4
Clearance Dia. (In.)
0.875 in
Length through Bore (In.)
0.386
Outside Dia. (In.)
0.750 in
Overall Length (In.)
0.9
Overall Length (mm)
22.9
Length through Bore (mm)
9.8
Size
PSR12
Clearance Dia. (mm)
22.2
Screw Size (mm)
M4
Coupling Outside Diameter
3/4 in
Length Through Bore 2
0.4 in
Different Bore Sizes
Yes
Maximum Bore Diameter
5/32 in
Screw Thread Size
M4
Bore Diameter 2
1/8 in
Length Through Bore 1
0.4 in
Bore Diameter 1
5/32 in

Details

Item
Motion Control Coupling
Shaft Locking Type - Couplings
1 Piece Set Screw
System of Measurement
Inch
Material - Couplings
Aluminum
Finish
Bright
Screw Type
Set Screw
Max. Angular Misalignment
3 Degrees
Rated Torque
17 in-lb
Max. RPM
6,000 RPM
Setscrew Location
2 (120 Degrees )
Torque (In.-Lbs.)
17
Min. Bore (In.)
0.125 in
Max. Temp.
225 Degrees F
Style
4-Beam Set Screw
Torsional Stiffness (Deg./In.-Lbs.)
0.26
Max. Temp. Range (F)
225 Degrees
Max. Axial Misalignment (In.)
+/-0.005
Material
Aluminum
Item - Motion Control Couplings
Motion Control Coupling
Max. Bore (In.)
0.156 in
Max. Parallel Misalignment (In.)
0.008 in
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
Dynamic Torque Reversing
4.25 lb-in
Minimum Operating Temperature
-40 Degrees F
Coupling Material Grade
7075
Shaft Tolerance
+0.0000/-0.0005 in
Zero Backlash
Yes
Parallel Misalignment
0.008 in
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Maximum Torque
17 in-lb
Dynamic Torque Non-Reversing
8.5 lb-in
Angular Misalignment
3 Degrees
Maximum Operating Temperature
225 Degrees F
Bore Type
Round
Fastener Tightening Torque
1.76 N-m
Torsional Stiffness
3.85 in-lb/Deg
Coupling Material Finish
Bright
Moment of Inertia
0.0025 lb-in sq
Included Screws
(2) Set Screw
Number of Locking Screws
2
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
Series
PSR
Full Bearing Support Required
Yes
Number of Beams
4
Screw Material Finish
Black Oxide
Coupling Material
Aluminum
For Misalignment Type
Angular, Axial, Parallel
Maximum Speed
6,000 RPM
Axial Motion
0.005 in
Shaft Locking Type
Set Screw

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 5/32 in, Bore Diameter 2 1/8 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 Yes, 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