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

Coupling, 4 Beam Set Screw, 8mmx8mm

  • Mfr # PSMR25-8-8-SS

  • Zoro # G8265555

product price: $102.99
/ea
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Key Features

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

Product Information

MFR #
PSMR25-8-8-SS
Zoro #
G8265555
UPC #
634529050408
Country of Origin
United States

Dimensions

Bore Dia.
8mm x 8mm
Outside Dia.
25.4 mm
Overall Length
31.8 mm
Length through Bore
13.84 mm
Clearance Dia. (In.)
1.25 in
Length through Bore (mm)
13.84
Size
PSMR25
Outside Dia. (In.)
1
Length through Bore (In.)
0.545
Outside Dia. (mm)
25.4 mm
Overall Length (mm)
31.8
Screw Size
M4
Clearance Dia. (mm)
31.8
Overall Length (In.)
1.25
Screw Size (mm)
M4
Bore Diameter 2
8 mm
Different Bore Sizes
No
Bore Diameter 1
8 mm
Length Through Bore 1
14.7 mm
Length Through Bore 2
14.7 mm
Coupling Outside Diameter
25.4 mm
Screw Thread Size
M4

Details

Shaft Locking Type - Couplings
1 Piece Set Screw
Item
Motion Control Coupling
System of Measurement
Metric
Material - Couplings
Stainless Steel
Finish
Bright
Torque (In.-Lbs.)
44
Torsional Stiffness (Deg./In.-Lbs.)
0.094
Max. Temp. Range (F)
350 Degrees
Max. RPM
6,000 RPM
Item - Motion Control Couplings
Motion Control Coupling
Max. Axial Misalignment (In.)
+/-0.01
Max. Temp.
350 Degrees F
Setscrew Location
2 (120 Degrees )
Min. Bore (mm)
8
Rated Torque
44 in-lb
Screw Type
Set Screw
Max. Angular Misalignment
3 Degrees
Max. Parallel Misalignment (In.)
0.015 in
Max. Bore (mm)
8 mm
Style
4-Beam Set Screw
Material
Stainless Steel
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
Coupling Material Finish
Bright
Screw Material Finish
Black Oxide
Bore Type
Round
Angular Misalignment
3 Degrees
Minimum Operating Temperature
-40 Degrees C
Fastener Tightening Torque
1.76 N-m
Shaft Tolerance
+0.000/-0.013 mm
Maximum Operating Temperature
176 Degrees C
Axial Motion
0.25 mm
Coupling Material Grade
303
Number of Beams
4
Maximum Torque
4.97 N-m
Zero Backlash
Yes
Shaft Locking Type
Set Screw
For Misalignment Type
Angular, Axial, Parallel
Maximum Speed
6,000 RPM
Coupling Material
Stainless Steel
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
Full Bearing Support Required
Yes
Parallel Misalignment
0.38 mm
Moment of Inertia
0.000009275 kgf/m sq
Included Screws
(4) Set Screw
Torsional Stiffness
1.2 N-m/Deg
Dynamic Torque Reversing
1.24 N-m
Dynamic Torque Non-Reversing
2.49 N-m
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Series
PSMR
Number of Locking Screws
4

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 8 mm, Bore Diameter 2 8 mm, Coupling Material Stainless Steel, Coupling Outside Diameter 25.4 mm, Maximum Speed 6,000 RPM, Maximum Torque 4.97 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 1.2 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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