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Ruland Coupling, 4 Beam Set Screw, 8mmx7mm PSMR22-8-7-SS - main

Coupling, 4 Beam Set Screw, 8mmx7mm

  • Mfr # PSMR22-8-7-SS

  • Zoro # G7920324

product price: $104.99
/ea
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Key Features

Shaft Locking Type - Couplings
1 Piece Set Screw
System of Measurement
Metric
Bore Dia.
8mm x 7mm
Material - Couplings
Stainless Steel
Outside Dia.
22.2 mm
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Specifications

Product Information

MFR #
PSMR22-8-7-SS
Zoro #
G7920324
UPC #
634529050347
Country of Origin
United States

Dimensions

Bore Dia.
8mm x 7mm
Outside Dia.
22.2 mm
Overall Length
27 mm
Length through Bore
11.43 mm
Clearance Dia. (In.)
1.25 in
Outside Dia. (mm)
22.2 mm
Screw Size
M4
Size
PSMR22
Outside Dia. (In.)
0.875
Clearance Dia. (mm)
31.8
Length through Bore (In.)
0.45
Length through Bore (mm)
11.43
Screw Size (mm)
M4
Overall Length (mm)
27
Overall Length (In.)
1.063
Different Bore Sizes
Yes
Length Through Bore 2
12.7 mm
Bore Diameter 2
7 mm
Coupling Outside Diameter
22.2 mm
Bore Diameter 1
8 mm
Length Through Bore 1
12.7 mm
Screw Thread Size
M4

Details

Item
Motion Control Coupling
Shaft Locking Type - Couplings
1 Piece Set Screw
System of Measurement
Metric
Material - Couplings
Stainless Steel
Finish
Bright
Max. Bore (mm)
8 mm
Material
Stainless Steel
Max. RPM
6,000 RPM
Max. Axial Misalignment (In.)
+/-0.005
Setscrew Location
2 (120 Degrees )
Max. Angular Misalignment
3 Degrees
Item - Motion Control Couplings
Motion Control Coupling
Style
4-Beam Set Screw
Screw Type
Set Screw
Rated Torque
22 in-lb
Max. Parallel Misalignment (In.)
0.008 in
Torsional Stiffness (Deg./In.-Lbs.)
0.134
Max. Temp. Range (F)
350 Degrees
Torque (In.-Lbs.)
22
Min. Bore (mm)
7
Max. Temp.
350 Degrees F
Application
Light-Duty Power Transmission, Servo Motors to Lead Screws
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, REACH Compliant, RoHS Compliant
Bore Tolerance
+0.025/-0.000 mm
Screw Material
Alloy Steel
Parallel Misalignment
0.2 mm
Dynamic Torque Non-Reversing
1.25 N-m
Fastener Tightening Torque
1.76 N-m
Coupling Material Finish
Bright
Number of Beams
4
Axial Motion
0.13 mm
Full Bearing Support Required
Yes
Zero Backlash
Yes
Maximum Speed
6,000 RPM
Maximum Torque
2.49 N-m
Angular Misalignment
3 Degrees
Torsional Stiffness
0.84 N-m/Deg
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
Included Screws
(4) Set Screw
Series
PSMR
Coupling Material Grade
303
For Misalignment Type
Angular, Axial, Parallel
Minimum Operating Temperature
-40 Degrees C
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Maximum Operating Temperature
176 Degrees C
Coupling Material
Stainless Steel
Number of Locking Screws
4
Screw Material Finish
Black Oxide
Moment of Inertia
0.000004594 kgf/m sq
Shaft Locking Type
Set Screw
Bore Type
Round
Dynamic Torque Reversing
0.62 N-m
Shaft Tolerance
+0.000/-0.013 mm

Description

Motion Control Coupling, Angular Misalignment 3 Degrees , Bore Diameter 1 8 mm, Bore Diameter 2 7 mm, Coupling Material Stainless Steel, Coupling Outside Diameter 22.2 mm, Maximum Speed 6,000 RPM, Maximum Torque 2.49 N-m, Axial Motion 0.13 mm, Overall Length 27 mm, Parallel Misalignment 0.2 mm, System of Measurement Metric, Different Bore Sizes Yes, Torsional Stiffness 0.84 N-m/Deg, Bore Type Round, Shaft Locking Type Set Screw, Number of Beams 4, Length Through Bore 2 12.7 mm

Restrictions

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

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