Zoro Homepage

Coupling, 4 Beam Clamp, 1/2in.x 1/4in.

  • Mfr # PCR20-8-4-SS

  • Zoro # G8328932


product price: $181.99
/ea
Free Shipping & Returns

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
See all product information
Get a 10% off coupon
Free 30-day returns
Return Policy
Get 30 days to pay with Net 30
Apply Now
Real support from real people
Contact our U.S. based team

Specifications

Product Information

MFR #
PCR20-8-4-SS
Zoro #
G8328932
UPC #
634529050002
Country of Origin
United States

Dimensions

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

Details

Shaft Locking Type - Couplings
1 Piece Clamp
Item
Motion Control Coupling
System of Measurement
Inch
Material - Couplings
Stainless Steel
Finish
Bright
Max. Angular Misalignment
3 Degrees
Torsional Stiffness (Deg./In.-Lbs.)
0.064
Max. Temp.
350 Degrees F
Material
Stainless Steel
Screw Type
Cap Screw
Max. Parallel Misalignment (In.)
0.015 in
Rated Torque
70 in-lb
Max. RPM
6,000 RPM
Max. Temp. Range (F)
350 Degrees
Max. Bore (In.)
0.5 in
Min. Bore (In.)
0.25 in
Style
4-Beam Clamp
Max. Axial Misalignment (In.)
+/-0.01
Torque (In.-Lbs.)
70
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
+0.001/-0.000 in
Zero Backlash
Yes
Dynamic Torque Non-Reversing
35 lb-in
Minimum Operating Temperature
-40 Degrees F
Shaft Tolerance
+0.0000/-0.0005 in
Parallel Misalignment
0.015 in
Screw Material Finish
Black Oxide
Maximum Torque
70 in-lb
Coupling Material
Stainless Steel
Angular Misalignment
3 Degrees
Fastener Tightening Torque
4.6 N-m
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
Clamp On
Included Screws
(2) Hex Socket Cap Screw
Torsional Stiffness
15.63 in-lb/Deg
Maximum Speed
6,000 RPM
Moment of Inertia
0.0922 lb-in sq
Full Bearing Support Required
Yes
Axial Motion
0.01 in
Bore Type
Round
For Misalignment Type
Angular, Axial, Parallel
Number of Beams
4
Series
PCR
Dynamic Torque Reversing
17.5 lb-in
Coupling Material Grade
303
Coupling Material Finish
Bright
Maximum Operating Temperature
350 Degrees F
Number of Locking Screws
2
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 1/2 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 70 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 15.63 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

Ratings & Reviews

3 Reasons You Can Count On Us

  • Supplies for every job.

    Supplies for every job.

    10 million items and the exact one you need.

  • When you need it fast, count on Zoro!

    When you need it fast, count on Zoro!

    2 million products ship in 1 day.

  • Stretch your budget further.

    Stretch your budget further.

    Everyday low prices on the brands you love.