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, 6mmx6mm
Ruland Coupling, 4 Beam Set Screw, 6mmx6mm PSMR25-6-6-SS - main

Coupling, 4 Beam Set Screw, 6mmx6mm

  • Mfr # PSMR25-6-6-SS

  • Zoro # G7961475

product price: $103.99
/ea
Free Shipping & Returns

Key Features

Shaft Locking Type - Couplings
1 Piece Set Screw
System of Measurement
Metric
Bore Dia.
6mm x 6mm
Material - Couplings
Stainless Steel
Outside Dia.
25.4 mm
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 #
PSMR25-6-6-SS
Zoro #
G7961475
UPC #
634529041833
Country of Origin
United States

Dimensions

Bore Dia.
6mm x 6mm
Outside Dia.
25.4 mm
Overall Length
31.8 mm
Outside Dia. (In.)
1
Clearance Dia. (mm)
31.8
Screw Size
M4
Outside Dia. (mm)
25.4 mm
Length through Bore (In.)
0.545
Length through Bore (mm)
13.84
Clearance Dia. (In.)
1.25 in
Overall Length (mm)
31.8
Length through Bore
13.84 mm
Screw Size (mm)
M4
Size
PSMR25
Overall Length (In.)
1.25
Length Through Bore 2
14.7 mm
Different Bore Sizes
No
Length Through Bore 1
14.7 mm
Bore Diameter 1
6 mm
Screw Thread Size
M4
Bore Diameter 2
6 mm
Coupling Outside Diameter
25.4 mm

Details

Item
Motion Control Coupling
Shaft Locking Type - Couplings
1 Piece Set Screw
System of Measurement
Metric
Material - Couplings
Stainless Steel
Finish
Bright
Screw Type
Set Screw
Max. Temp. Range (F)
350 Degrees
Torque (In.-Lbs.)
49
Min. Bore (mm)
6
Max. Axial Misalignment (In.)
+/-0.01
Max. Parallel Misalignment (In.)
0.015 in
Max. Angular Misalignment
3 Degrees
Max. Temp.
350 Degrees F
Style
4-Beam Set Screw
Material
Stainless Steel
Rated Torque
49 in-lb
Setscrew Location
2 (120 Degrees )
Item - Motion Control Couplings
Motion Control Coupling
Max. RPM
6,000 RPM
Max. Bore (mm)
6 mm
Torsional Stiffness (Deg./In.-Lbs.)
0.079
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, REACH Compliant, RoHS Compliant
Application
Light-Duty Power Transmission, Servo Motors to Lead Screws
Screw Material
Alloy Steel
Bore Tolerance
+0.025/-0.000 mm
Number of Beams
4
Axial Motion
0.25 mm
Series
PSMR
Screw Material Finish
Black Oxide
Coupling Material
Stainless Steel
Dynamic Torque Reversing
1.39 N-m
Number of Locking Screws
4
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
Maximum Operating Temperature
176 Degrees C
For Misalignment Type
Angular, Axial, Parallel
Torsional Stiffness
1.43 N-m/Deg
Full Bearing Support Required
Yes
Shaft Tolerance
+0.000/-0.013 mm
Parallel Misalignment
0.38 mm
Zero Backlash
Yes
Minimum Operating Temperature
-40 Degrees C
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Included Screws
(4) Set Screw
Fastener Tightening Torque
1.76 N-m
Maximum Torque
5.54 N-m
Maximum Speed
6,000 RPM
Coupling Material Grade
303
Angular Misalignment
3 Degrees
Moment of Inertia
0.000009275 kgf/m sq
Coupling Material Finish
Bright
Bore Type
Round
Dynamic Torque Non-Reversing
2.77 N-m
Shaft Locking Type
Set Screw

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 6 mm, Bore Diameter 2 6 mm, Coupling Material Stainless Steel, Coupling Outside Diameter 25.4 mm, Maximum Speed 6,000 RPM, Maximum Torque 5.54 N-m, Axial Motion 0.25 mm, Overall Length 31.8 mm, Parallel Misalignment 0.38 mm, System of Measurement Metric, Different Bore Sizes No, Torsional Stiffness 1.43 N-m/Deg, Bore Type Round, Shaft Locking Type Set Screw, Number of Beams 4, Length Through Bore 2 14.7 mm

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