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Ruland Coupling, 4 Beam Set Screw, 9mmx8mm PSMR25-9-8-A - main

Coupling, 4 Beam Set Screw, 9mmx8mm

  • Mfr # PSMR25-9-8-A

  • Zoro # G8405354

product price: $38.99
/ea

Key Features

Shaft Locking Type - Couplings
1 Piece Set Screw
System of Measurement
Metric
Bore Dia.
9mm x 8mm
Material - Couplings
Aluminum
Outside Dia.
25.4 mm
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Specifications

Product Information

MFR #
PSMR25-9-8-A
Zoro #
G8405354
UPC #
634529033234
Country of Origin
United States

Dimensions

Bore Dia.
9mm x 8mm
Outside Dia.
25.4 mm
Overall Length
31.8 mm
Length through Bore
13.84 mm
Length through Bore (In.)
0.545
Outside Dia. (mm)
25.4 mm
Outside Dia. (In.)
1
Overall Length (In.)
1.25
Overall Length (mm)
31.8
Length through Bore (mm)
13.84
Clearance Dia. (mm)
31.8
Screw Size
M4
Screw Size (mm)
M4
Clearance Dia. (In.)
1.25 in
Size
PSMR25
Coupling Outside Diameter
25.4 mm
Bore Diameter 2
8 mm
Length Through Bore 2
14.7 mm
Bore Diameter 1
9 mm
Different Bore Sizes
Yes
Screw Thread Size
M4
Length Through Bore 1
14.7 mm

Details

Shaft Locking Type - Couplings
1 Piece Set Screw
Item
Motion Control Coupling
System of Measurement
Metric
Material - Couplings
Aluminum
Finish
Bright
Torque (In.-Lbs.)
40
Style
4-Beam Set Screw
Material
Aluminum
Max. RPM
6,000 RPM
Rated Torque
40 in-lb
Max. Bore (mm)
9 mm
Item - Motion Control Couplings
Motion Control Coupling
Setscrew Location
2 (120 Degrees )
Torsional Stiffness (Deg./In.-Lbs.)
0.141
Screw Type
Set Screw
Max. Temp. Range (F)
225 Degrees
Max. Temp.
225 Degrees F
Max. Axial Misalignment (In.)
+/-0.01
Max. Angular Misalignment
3 Degrees
Min. Bore (mm)
8
Max. Parallel Misalignment (In.)
0.015 in
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 Locking Screws
4
Parallel Misalignment
0.38 mm
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 Locking Type
Set Screw
Maximum Speed
6,000 RPM
Series
PSMR
Dynamic Torque Reversing
1.13 N-m
Coupling Material
Aluminum
Torsional Stiffness
0.8 N-m/Deg
Number of Beams
4
Maximum Operating Temperature
107 Degrees C
Included Screws
(4) Set Screw
Shaft Tolerance
+0.000/-0.013 mm
Dynamic Torque Non-Reversing
2.26 N-m
Fastener Tightening Torque
1.76 N-m
Coupling Material Finish
Bright
Axial Motion
0.25 mm
Full Bearing Support Required
Yes
Screw Material Finish
Black Oxide
Bore Type
Round
For Misalignment Type
Angular, Axial, Parallel
Zero Backlash
Yes
Moment of Inertia
0.000003394 kgf/m sq
Maximum Torque
4.52 N-m
Angular Misalignment
3 Degrees
Minimum Operating Temperature
-40 Degrees C
Coupling Material Grade
7075
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 9 mm, Bore Diameter 2 8 mm, Coupling Material Aluminum, Coupling Outside Diameter 25.4 mm, Maximum Speed 6,000 RPM, Maximum Torque 4.52 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 0.8 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

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