Zoro Homepage
Clipboard Icon Quick Order Cart Icon 0 Cart

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

  • Mfr # PCR18-4-4-SS

  • Zoro # G7884651


product price: $116.99
/ea
Free Shipping & Returns

Key Features

Shaft Locking Type - Couplings
1 Piece Clamp
System of Measurement
Inch
Bore Dia.
1/4 in x 1/4 in
Material - Couplings
Stainless Steel
Outside Dia.
1.125 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 #
PCR18-4-4-SS
Zoro #
G7884651
UPC #
634529049846
Country of Origin
United States

Dimensions

Bore Dia.
1/4 in x 1/4 in
Outside Dia.
1.125 in
Overall Length
1 1/2 in
Outside Dia. (In.)
1.125 in
Clearance Dia. (In.)
0.875 in
Clearance Dia. (mm)
20.3
Outside Dia. (mm)
28.6
Length through Bore
0.67 in
Screw Size
M4
Overall Length (mm)
38.1
Size
PCR18
Screw Size (mm)
M4
Length through Bore (In.)
0.67
Overall Length (In.)
1.5
Length through Bore (mm)
17.02
Screw Thread Size
M4
Different Bore Sizes
No
Coupling Outside Diameter
1 1/8 in
Length Through Bore 1
0.7 in
Length Through Bore 2
0.7 in
Bore Diameter 2
1/4 in
Bore Diameter 1
1/4 in

Details

Item
Motion Control Coupling
Shaft Locking Type - Couplings
1 Piece Clamp
System of Measurement
Inch
Material - Couplings
Stainless Steel
Finish
Bright
Torque (In.-Lbs.)
63
Max. RPM
6,000 RPM
Material
Stainless Steel
Max. Axial Misalignment (In.)
+/-0.01
Item - Motion Control Couplings
Motion Control Coupling
Min. Bore (In.)
0.25 in
Style
4-Beam Clamp
Max. Bore (In.)
0.25 in
Torsional Stiffness (Deg./In.-Lbs.)
0.053
Max. Temp. Range (F)
350 Degrees
Max. Angular Misalignment
3 Degrees
Max. Parallel Misalignment (In.)
0.015 in
Max. Temp.
350 Degrees F
Screw Type
Cap Screw
Rated Torque
63 in-lb
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
Coupling Material Finish
Bright
Number of Locking Screws
2
Angular Misalignment
3 Degrees
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
Fastener Tightening Torque
4.6 N-m
Series
PCR
Coupling Material
Stainless Steel
Moment of Inertia
0.0603 lb-in sq
Screw Material Finish
Black Oxide
Zero Backlash
Yes
Coupling Material Grade
303
Torsional Stiffness
18.87 in-lb/Deg
Full Bearing Support Required
Yes
Bore Type
Round
Shaft Tolerance
+0.0000/-0.0005 in
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Included Screws
(2) Hex Socket Cap Screw
Maximum Speed
6,000 RPM
Shaft Locking Type
Clamp On
For Misalignment Type
Angular, Axial, Parallel
Axial Motion
0.01 in
Dynamic Torque Non-Reversing
31.5 lb-in
Dynamic Torque Reversing
15.75 lb-in
Maximum Torque
63 in-lb
Minimum Operating Temperature
-40 Degrees F
Maximum Operating Temperature
350 Degrees F
Parallel Misalignment
0.015 in
Number of Beams
4

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 1/4 in, Bore Diameter 2 1/4 in, Coupling Material Stainless Steel, Coupling Outside Diameter 1 1/8 in, Maximum Speed 6,000 RPM, Maximum Torque 63 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 No, Torsional Stiffness 18.87 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.