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, 9mmx7mm
Ruland Coupling, 4 Beam Set Screw, 9mmx7mm PSMR25-9-7-SS - main

Coupling, 4 Beam Set Screw, 9mmx7mm

  • Mfr # PSMR25-9-7-SS

  • Zoro # G8181293

product price: $89.29
/ea
Free Shipping & Returns

Key Features

Shaft Locking Type - Couplings
1 Piece Set Screw
System of Measurement
Metric
Bore Dia.
9mm x 7mm
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 #
PSMR25-9-7-SS
Zoro #
G8181293
UPC #
634529050422
Country of Origin
United States

Dimensions

Bore Dia.
9mm x 7mm
Outside Dia.
25.4 mm
Overall Length
31.8 mm
Length through Bore (mm)
13.84
Size
PSMR25
Length through Bore
13.84 mm
Overall Length (In.)
1.25
Length through Bore (In.)
0.545
Clearance Dia. (mm)
31.8
Overall Length (mm)
31.8
Outside Dia. (mm)
25.4 mm
Clearance Dia. (In.)
1.25 in
Outside Dia. (In.)
1
Screw Size
M4
Screw Size (mm)
M4
Bore Diameter 1
9 mm
Screw Thread Size
M4
Length Through Bore 1
14.7 mm
Bore Diameter 2
7 mm
Different Bore Sizes
Yes
Length Through Bore 2
14.7 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
Min. Bore (mm)
7
Item - Motion Control Couplings
Motion Control Coupling
Material
Stainless Steel
Rated Torque
54 in-lb
Max. Angular Misalignment
3 Degrees
Style
4-Beam Set Screw
Max. RPM
6,000 RPM
Torque (In.-Lbs.)
54
Max. Parallel Misalignment (In.)
0.015 in
Screw Type
Set Screw
Max. Temp.
350 Degrees F
Torsional Stiffness (Deg./In.-Lbs.)
0.071
Setscrew Location
2 (120 Degrees )
Max. Bore (mm)
9 mm
Max. Temp. Range (F)
350 Degrees
Max. Axial Misalignment (In.)
+/-0.01
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
+0.025/-0.000 mm
Screw Material
Alloy Steel
Dynamic Torque Non-Reversing
3.05 N-m
Maximum Torque
6.1 N-m
Bore Type
Round
Maximum Operating Temperature
176 Degrees C
For Misalignment Type
Angular, Axial, Parallel
Coupling Material
Stainless Steel
Maximum Speed
6,000 RPM
Minimum Operating Temperature
-40 Degrees C
Zero Backlash
Yes
Number of Beams
4
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Number of Locking Screws
4
Series
PSMR
Torsional Stiffness
1.59 N-m/Deg
Shaft Locking Type
Set Screw
Screw Material Finish
Black Oxide
Moment of Inertia
0.000009275 kgf/m sq
Fastener Tightening Torque
1.76 N-m
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
Shaft Tolerance
+0.000/-0.013 mm
Parallel Misalignment
0.38 mm
Dynamic Torque Reversing
1.53 N-m
Coupling Material Finish
Bright
Coupling Material Grade
303
Full Bearing Support Required
Yes
Axial Motion
0.25 mm
Included Screws
(4) Set Screw

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 9 mm, Bore Diameter 2 7 mm, Coupling Material Stainless Steel, Coupling Outside Diameter 25.4 mm, Maximum Speed 6,000 RPM, Maximum Torque 6.1 N-m, Axial Motion 0.25 mm, Overall Length 31.8 mm, Parallel Misalignment 0.38 mm, System of Measurement Metric, Different Bore Sizes Yes, Torsional Stiffness 1.59 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