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  11. Coupling, 4 Beam Clamp, 5/16in.x 1/4in.
Ruland Coupling, 4 Beam Clamp, 5/16in.x 1/4in. PCR20-5-4-SS - main

Coupling, 4 Beam Clamp, 5/16in.x 1/4in.

  • Mfr # PCR20-5-4-SS

  • Zoro # G8074866

product price: $161.99
/ea
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Key Features

Shaft Locking Type - Couplings
1 Piece Clamp
System of Measurement
Inch
Material - Couplings
Stainless Steel
Outside Dia.
1.25 in
Overall Length
1 1/2 in
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Specifications

Product Information

MFR #
PCR20-5-4-SS
Zoro #
G8074866
UPC #
634529049952
Country of Origin
United States

Dimensions

Bore Dia.
5/16 in x 1/4 in
Outside Dia.
1.25 in
Overall Length
1 1/2 in
Screw Size
M4
Length through Bore (In.)
0.67
Length through Bore (mm)
17.02
Size
PCR20
Screw Size (mm)
M4
Length through Bore
0.67 in
Clearance Dia. (mm)
28.6
Outside Dia. (In.)
1.250 in
Clearance Dia. (In.)
1.125 in
Outside Dia. (mm)
31.8
Overall Length (mm)
38.1
Overall Length (In.)
1.5
Bore Diameter 1
5/16 in
Bore Diameter 2
1/4 in
Length Through Bore 1
0.7 in
Length Through Bore 2
0.7 in
Coupling Outside Diameter
1 1/4 in
Screw Thread Size
M4
Different Bore Sizes
Yes

Details

Shaft Locking Type - Couplings
1 Piece Clamp
Item
Motion Control Coupling
System of Measurement
Inch
Material - Couplings
Stainless Steel
Finish
Bright
Style
4-Beam Clamp
Torsional Stiffness (Deg./In.-Lbs.)
0.037
Max. Parallel Misalignment (In.)
0.015 in
Material
Stainless Steel
Max. Angular Misalignment
3 Degrees
Screw Type
Cap Screw
Rated Torque
86 in-lb
Torque (In.-Lbs.)
86
Max. Bore (In.)
0.313 in
Max. Temp.
350 Degrees F
Max. Temp. Range (F)
350 Degrees
Min. Bore (In.)
0.25 in
Max. Axial Misalignment (In.)
+/-0.01
Max. RPM
6,000 RPM
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
Bore Tolerance
+0.001/-0.000 in
Screw Material
Alloy Steel
Axial Motion
0.01 in
For Misalignment Type
Angular, Axial, Parallel
Dynamic Torque Non-Reversing
43 lb-in
Maximum Speed
6,000 RPM
Zero Backlash
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
Shaft Tolerance
+0.0000/-0.0005 in
Maximum Operating Temperature
350 Degrees F
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Parallel Misalignment
0.015 in
Minimum Operating Temperature
-40 Degrees F
Coupling Material
Stainless Steel
Coupling Material Grade
303
Full Bearing Support Required
Yes
Moment of Inertia
0.0922 lb-in sq
Fastener Tightening Torque
4.6 N-m
Number of Beams
4
Dynamic Torque Reversing
21.5 lb-in
Included Screws
(2) Hex Socket Cap Screw
Screw Material Finish
Black Oxide
Shaft Locking Type
Clamp On
Maximum Torque
86 in-lb
Series
PCR
Torsional Stiffness
27.03 in-lb/Deg
Number of Locking Screws
2
Bore Type
Round
Coupling Material Finish
Bright
Angular Misalignment
3 Degrees

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 5/16 in, Bore Diameter 2 1/4 in, Coupling Material Stainless Steel, Coupling Outside Diameter 1 1/4 in, Maximum Speed 6,000 RPM, Maximum Torque 86 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 27.03 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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