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  11. Coupling, 4 Beam Clamp, Bore 3/8 x 1/4 In
Ruland Coupling, 4 Beam Clamp, Bore 3/8 x 1/4 In PCR18-6-4-A - main

Coupling, 4 Beam Clamp, Bore 3/8 x 1/4 In

  • Mfr # PCR18-6-4-A

  • Zoro # G1865394

product price: $54.99
/ea

Key Features

Shaft Locking Type - Couplings
1 Piece Clamp
Bore Dia.
3/8 in x 1/4 in
Rated Torque
40 in-lb
Max. RPM
6,000 RPM
Outside Dia.
1.125 in
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Specifications

Product Information

MFR #
PCR18-6-4-A
Zoro #
G1865394
UPC #
634529032664
Country of Origin
United States

Dimensions

Bore Dia.
3/8 in x 1/4 in
Outside Dia.
1.125 in
Overall Length
1 1/2 in
Screw Size
M4
Overall Length (mm)
38.10
Overall Length (In.)
1.50
Screw Size (mm)
M4
Length through Bore (mm)
19.05
Outside Dia. (In.)
1.125
Outside Dia. (mm)
28.60
Length through Bore
0.75 in
Length through Bore (In.)
0.750
Clearance Dia. (mm)
28.6
Bore Diameter 1
3/8 in
Screw Thread Size
M4
Length Through Bore 2
0.7 in
Different Bore Sizes
Yes
Length Through Bore 1
0.7 in
Bore Diameter 2
1/4 in
Coupling Outside Diameter
1 1/8 in

Details

Shaft Locking Type - Couplings
1 Piece Clamp
Rated Torque
40 in-lb
Max. RPM
6,000 RPM
Material - Couplings
Aluminum
Max. Parallel Misalignment (In.)
0.015 in
Torque (In.-Lbs.)
40
Torsional Stiffness (Deg./In.-Lbs.)
0.14
Max. Axial Misalignment (In.)
+/-0.010
Screw Type
Cap Screw
Max. Angular Misalignment
3 Degrees
Item - Motion Control Couplings
Motion Control Coupling
Finish
Bright
Max. Temp. Range (F)
225
Max. Temp.
225 Degrees F
Style
4 Beam Clamp
Item
Motion Control Coupling
Material
Aluminum
Moment of Inertia
0.0217 lb-in sq
Bore Tolerance
+0.001/-0.000 in
Dynamic Torque Reversing
10 lb-in
Dynamic Torque Non-Reversing
20 lb-in
Axial Motion
0.01 in
Screw Material
Alloy Steel
Maximum Torque
40 in-lb
Maximum Operating Temperature
225 Degrees F
Shaft Locking Type
Clamp On
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Fastener Tightening Torque
4.6 N-m
Coupling Material Finish
Bright
Maximum Speed
6,000 RPM
Full Bearing Support Required
Yes
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
For Misalignment Type
Angular, Axial, Parallel
Torsional Stiffness
7.14 in-lb/Deg
Application
Light-Duty Power Transmission, Servo Motors to Lead Screws
Minimum Operating Temperature
-40 Degrees F
Angular Misalignment
3 Degrees
Coupling Material
Aluminum
Number of Beams
4
Included Screws
(2) Hex Socket Cap Screw
Parallel Misalignment
0.015 in
Shaft Tolerance
+0.0000/-0.0005 in
Bore Type
Round
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, REACH Compliant, RoHS Compliant
System of Measurement
Inch
Zero Backlash
Yes
Coupling Material Grade
7075
Number of Locking Screws
2
Series
PCR
Screw Material Finish
Black Oxide

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 3/8 in, Bore Diameter 2 1/4 in, Coupling Material Aluminum, Coupling Outside Diameter 1 1/8 in, Maximum Speed 6,000 RPM, Maximum Torque 40 in-lb, Axial Motion 0.01 in, Overall Length 1 1/2 in, Parallel Misalignment 0.015 in, System of Measurement Inch, Different Bore Sizes Yes, Torsional Stiffness 7.14 in-lb/Deg, Bore Type Round, Shaft Locking Type Clamp On, Number of Beams 4, Length Through Bore 2 0.7 in

Restrictions

WARNING: Cancer and Reproductive Harm For more information go to www.P65Warnings.ca.gov

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