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Ruland Coupling, 4 Beam Clamp, 8mmx7mm PCMR25-8-7-SS - main

Coupling, 4 Beam Clamp, 8mmx7mm

  • Mfr # PCMR25-8-7-SS

  • Zoro # G7843087

product price: $120.99
/ea
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Key Features

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

Product Information

MFR #
PCMR25-8-7-SS
Zoro #
G7843087
UPC #
634529048979
Country of Origin
United States

Dimensions

Bore Dia.
8mm x 7mm
Outside Dia.
25.4 mm
Overall Length
31.8 mm
Length through Bore
13.84 mm
Screw Size (mm)
M4
Screw Size
M4
Outside Dia. (mm)
25.4 mm
Clearance Dia. (In.)
1.25 in
Length through Bore (mm)
13.84
Size
PCMR25
Outside Dia. (In.)
1
Overall Length (mm)
31.8
Clearance Dia. (mm)
31.8
Length through Bore (In.)
0.545
Overall Length (In.)
1.25
Screw Thread Size
M4
Bore Diameter 2
7 mm
Different Bore Sizes
Yes
Bore Diameter 1
8 mm
Length Through Bore 2
14.7 mm
Length Through Bore 1
14.7 mm
Coupling Outside Diameter
25.4 mm

Details

Item
Motion Control Coupling
Shaft Locking Type - Couplings
1 Piece Clamp
System of Measurement
Metric
Material - Couplings
Stainless Steel
Finish
Bright
Min. Bore (mm)
7
Max. Parallel Misalignment (In.)
0.015 in
Style
4-Beam Clamp
Rated Torque
44 in-lb
Torque (In.-Lbs.)
44
Screw Type
Cap Screw
Item - Motion Control Couplings
Motion Control Coupling
Max. Bore (mm)
8 mm
Max. Temp. Range (F)
350 Degrees
Torsional Stiffness (Deg./In.-Lbs.)
0.094
Max. RPM
6,000 RPM
Max. Axial Misalignment (In.)
+/-0.01
Max. Temp.
350 Degrees F
Max. Angular Misalignment
3 Degrees
Material
Stainless Steel
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
+0.025/-0.000 mm
Coupling Material Grade
303
Minimum Operating Temperature
-40 Degrees C
Number of Locking Screws
2
Maximum Speed
6,000 RPM
Maximum Torque
4.97 N-m
Dynamic Torque Non-Reversing
2.49 N-m
Axial Motion
0.25 mm
Parallel Misalignment
0.38 mm
Included Screws
(2) Hex Socket Cap Screw
Screw Material Finish
Black Oxide
Moment of Inertia
0.000009275 kgf/m sq
For Misalignment Type
Angular, Axial, Parallel
Maximum Operating Temperature
176 Degrees C
Fastener Tightening Torque
4.6 N-m
Zero Backlash
Yes
Torsional Stiffness
1.2 N-m/Deg
Coupling Material
Stainless Steel
Series
PCMR
Number of Beams
4
Bore Type
Round
Shaft Tolerance
+0.000/-0.013 mm
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
Dynamic Torque Reversing
1.24 N-m
Coupling Material Finish
Bright
For Environment
Angular Misalignment, Axial Motion, Parallel Misalignment
Shaft Locking Type
Clamp On
Full Bearing Support Required
Yes

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 25.4 mm, Maximum Speed 6,000 RPM, Maximum Torque 4.97 N-m, Axial Motion 0.25 mm, Overall Length 31.8 mm, Parallel Misalignment 0.38 mm, System of Measurement Metric, Different Bore Sizes Yes, Torsional Stiffness 1.2 N-m/Deg, Bore Type Round, Shaft Locking Type Clamp On, Number of Beams 4, Length Through Bore 2 14.7 mm

Restrictions

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

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