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Ruland Bellows Coupling BCK50-1 1/4"-25MM-A - main

Bellows Coupling

  • Mfr # BCK50-1 1/4"-25MM-A

  • Zoro # G708677174

product price: $276.99
/ea
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Key Features

Overall Length
3.82 in
Moment of Inertia
2.817 lb-in sq
Axial Motion
0.03 in
Dynamic Torque Reversing
337.5 lb-in
Screw Material
Alloy Steel
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Specifications

Product Information

MFR #
BCK50-1 1/4"-25MM-A
Zoro #
G708677174
UPC #
-
Country of Origin
United States

Dimensions

Overall Length
3.82 in
Coupling Outside Diameter
3.13 in
Minimum Bore Diameter
25 mm
Bore Diameter 1
1 1/4 in
Maximum Bore Diameter
1 1/4 in
Bore Diameter 2
25 mm
Different Bore Sizes
Yes
Screw Thread Size
M8
Keyway Width 2
8 mm
Length Through Bore 2
1.75 in
Keyway Depth 1
1/8 in
Length Through Bore 1
1.75 in
Screw Length
25 mm
Keyway Depth 2
3.3 mm
Keyway Width 1
1/4 in
Hub Length
1.38 in
Clearance Diameter
3.13 in

Details

Moment of Inertia
2.817 lb-in sq
Axial Motion
0.03 in
Dynamic Torque Reversing
337.5 lb-in
Screw Material
Alloy Steel
Bore Tolerance
+0.001/-0.000 in
Item
Bellows Coupling
Dynamic Torque Non-Reversing
675 lb-in
Hub Material Grade
2024
Hub Material
Aluminum
Bellows Material
Stainless Steel
System of Measurement
Inch to Metric Bore
Bellows Material Grade
321
Application
Encoders, Stepper / Servo
Features
Balanced Design for High RPM,Constant Velocity,High Torque with Low Inertia,High Torsional Stiffness,Long Life with no Maintenance
Standards
Conflict Minerals Compliant, DIN 912 12.9 Screws, ISO 9001:2015, REACH Compliant, RoHS3 Compliant
Parallel Misalignment
0.012 in
Minimum Operating Temperature
-40 Degrees F
Bore Type
Round Keyed
Angular Misalignment
2 Degrees
Screw Material Finish
Black Oxide
For Misalignment Type
Angular, Axial, Parallel
Shaft Tolerance
+0.0000 in / -0.0005 in
Torsional Stiffness
3,500 in-lb/Deg
Shaft Locking Type
Clamp On
Maximum Operating Temperature
200 Degrees F
Number of Locking Screws
2
Zero Backlash
Yes
Included Screws
(2) Hex Cap Screw
Bellows Material Finish
None
Maximum Speed
10,000 RPM
Full Bearing Support Required
Yes
Fastener Tightening Torque
39 N-m
Hub Material Finish
Sulfuric Anodized
Maximum Torque
1,350 lb-in

Description

Bellows Coupling, Bore Diameter 1 1 1/4 in, Bore Diameter 2 25 mm, Coupling Outside Diameter 3.13 in, Maximum Speed 10,000 RPM, Maximum Torque 1,350 lb-in, Hub Material Aluminum, Overall Length 3.82 in, Shaft Locking Type Clamp On, System of Measurement Inch to Metric Bore, Clearance Diameter 3.13 in, Bellows Material Stainless Steel, Different Bore Sizes Yes, Length Through Bore 1 1.75 in, Length Through Bore 2 1.75 in, Parallel Misalignment 0.012 in, Bore Type Round Keyed

Restrictions

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

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