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

Coupling, 4 Beam Set Screw, 9mmx8mm

  • Mfr # PSMR25-9-8-SS

  • Zoro # G7921121

product price: $103.99
/ea
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Key Features

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

Product Information

MFR #
PSMR25-9-8-SS
Zoro #
G7921121
UPC #
634529050439
Country of Origin
United States

Dimensions

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

Details

Item
Motion Control Coupling
Shaft Locking Type - Couplings
1 Piece Set Screw
System of Measurement
Metric
Material - Couplings
Stainless Steel
Finish
Bright
Rated Torque
54 in-lb
Material
Stainless Steel
Max. RPM
6,000 RPM
Max. Angular Misalignment
3 Degrees
Max. Parallel Misalignment (In.)
0.015 in
Max. Axial Misalignment (In.)
+/-0.01
Max. Temp. Range (F)
350 Degrees
Max. Temp.
350 Degrees F
Setscrew Location
2 (120 Degrees )
Min. Bore (mm)
8
Style
4-Beam Set Screw
Torque (In.-Lbs.)
54
Torsional Stiffness (Deg./In.-Lbs.)
0.071
Max. Bore (mm)
9 mm
Screw Type
Set Screw
Item - Motion Control Couplings
Motion Control Coupling
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
Torsional Stiffness
1.59 N-m/Deg
Coupling Material Grade
303
Moment of Inertia
0.000009275 kgf/m sq
Maximum Operating Temperature
176 Degrees C
Parallel Misalignment
0.38 mm
Number of Beams
4
Series
PSMR
Dynamic Torque Non-Reversing
3.05 N-m
For Misalignment Type
Angular, Axial, Parallel
Maximum Torque
6.1 N-m
Minimum Operating Temperature
-40 Degrees C
Screw Material Finish
Black Oxide
Maximum Speed
6,000 RPM
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
Bore Type
Round
Shaft Tolerance
+0.000/-0.013 mm
Number of Locking Screws
4
Included Screws
(4) Set Screw
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Angular Misalignment
3 Degrees
Dynamic Torque Reversing
1.53 N-m
Zero Backlash
Yes
Full Bearing Support Required
Yes
Fastener Tightening Torque
1.76 N-m
Coupling Material Finish
Bright
Coupling Material
Stainless Steel
Axial Motion
0.25 mm

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 9 mm, Bore Diameter 2 8 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

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