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  11. Coupling, 4 Beam Clamp, Bore 8 x 6 mm
Ruland Coupling, 4 Beam Clamp, Bore 8 x 6 mm PCMR25-8-6-A - main

Coupling, 4 Beam Clamp, Bore 8 x 6 mm

  • Mfr # PCMR25-8-6-A

  • Zoro # G1820235

product price: $52.99
/ea

Key Features

Shaft Locking Type - Couplings
1 Piece Clamp
Bore Dia.
8mm x 6mm
Rated Torque
33 in-lb
Max. RPM
6,000 RPM
Outside Dia.
25.4 mm
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Specifications

Product Information

MFR #
PCMR25-8-6-A
Zoro #
G1820235
UPC #
634529031728
Country of Origin
United States

Dimensions

Bore Dia.
8mm x 6mm
Outside Dia.
25.4 mm
Overall Length
31.8 mm
Clearance Dia. (mm)
25.4
Outside Dia. (mm)
25.40
Overall Length (mm)
31.80
Outside Dia. (In.)
1.000
Overall Length (In.)
1.25
Screw Size (mm)
M4
Length through Bore (In.)
0.625
Length through Bore (mm)
15.90
Screw Size
M4
Length through Bore
15.9 mm
Length Through Bore 2
14.7 mm
Bore Diameter 1
8 mm
Coupling Outside Diameter
25.4 mm
Screw Thread Size
M4
Bore Diameter 2
6 mm
Different Bore Sizes
Yes
Length Through Bore 1
14.7 mm

Details

Shaft Locking Type - Couplings
1 Piece Clamp
Rated Torque
33 in-lb
Max. RPM
6,000 RPM
Material - Couplings
Aluminum
Max. Temp. Range (F)
225
Style
4 Beam Clamp
Material
Aluminum
Max. Axial Misalignment (In.)
+/-0.010
Max. Angular Misalignment
3 Degrees
Item - Motion Control Couplings
Motion Control Coupling
Max. Temp.
225 Degrees F
Torque (In.-Lbs.)
33
Item
Motion Control Coupling
Finish
Bright
Screw Type
Cap Screw
Torsional Stiffness (Deg./In.-Lbs.)
0.18
Max. Parallel Misalignment (In.)
0.015 in
Axial Motion
0.25 mm
Bore Tolerance
+0.025/-0.000 mm
Dynamic Torque Non-Reversing
1.87 N-m
Dynamic Torque Reversing
0.93 N-m
Moment of Inertia
0.000003394 kgf/m sq
Screw Material
Alloy Steel
Application
Light-Duty Power Transmission, Servo Motors to Lead Screws
For Misalignment Type
Angular, Axial, Parallel
Number of Beams
4
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, REACH Compliant, RoHS Compliant
Torsional Stiffness
0.64 N-m/Deg
Included Screws
(2) Hex Socket Cap Screw
Screw Material Finish
Black Oxide
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
Zero Backlash
Yes
Coupling Material Finish
Bright
System of Measurement
Metric
Fastener Tightening Torque
4.6 N-m
Full Bearing Support Required
Yes
Coupling Material Grade
7075
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Minimum Operating Temperature
-40 Degrees C
Angular Misalignment
3 Degrees
Series
PCMR
Parallel Misalignment
0.38 mm
Maximum Operating Temperature
107 Degrees C
Maximum Speed
6,000 RPM
Coupling Material
Aluminum
Shaft Tolerance
+0.000/-0.013 mm
Shaft Locking Type
Clamp On
Number of Locking Screws
2
Maximum Torque
3.73 N-m
Bore Type
Round

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 8 mm, Bore Diameter 2 6 mm, Coupling Material Aluminum, Coupling Outside Diameter 25.4 mm, Maximum Speed 6,000 RPM, Maximum Torque 3.73 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 0.64 N-m/Deg, Bore Type Round, Shaft Locking Type Clamp On, 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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