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Brass Deep Groove Ball Bearing 48x78x20mm | Power Transmission

Expert Overview

This brass deep groove ball bearing is engineered for demanding power transmission applications. Its robust brass construction ensures excellent corrosion resistance and reliable performance under various operating conditions.

StandardASTM A106
MaterialBrass
FinishPlain
GradeN/A
Inside Diameter48mm
Outside Diameter78mm
Width20mm

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this brass deep groove ball bearing boasts an inside diameter of 48mm, an outside diameter of 78mm, and a width of 20mm. The solid brass construction offers superior corrosion resistance, making it ideal for environments where moisture or chemical exposure is a concern. Brass provides a unique self-lubricating property, contributing to reduced wear and extended service life in moderate load applications. Its design minimizes friction, ensuring efficient power transfer and smooth operation in machinery requiring reliable rotational support.

🧊 Download 3D CAD Model (.STEP)

Verified Global OEM Partners

This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.

SKFEst. 1907
Sweden🇸🇪
"World leader in rolling bearings."
Market Rank
🏆 #1 Global Bearing Manufacturer
Industry Approvals
🚀 Formula 1 & Airbus Approved
Warranty & Support
🛡️ 24/7 Global Support
Green Manufacturing
🌱 Net Zero by 2030
Certified:ISO 14001, OHSAS 18001
TimkenEst. 1899
USA🇺🇸
"Engineered bearings and power transmission."
Market Rank
🏆 Premium Heavy Industry Leader
Industry Approvals
🚀 NASA & Military Approved
Warranty & Support
🛡️ Extended Wear Warranty
Green Manufacturing
🌱 Sustainable Steel
Certified:ISO 9001, AS9100
NSKEst. 1916
Japan🇯🇵
"Precision machinery and automotive parts."
Market Rank
🏆 Top 3 Global Bearings
Industry Approvals
🚀 Toyota & Honda OEM
Warranty & Support
🛡️ 10-Year Defect Free Guarantee
Green Manufacturing
🌱 100% Renewable Energy
Certified:ISO/TS 16949

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:N/A

Installation Procedure

1. Ensure the bearing seat and shaft are clean and free from debris. 2. Carefully press the bearing onto the shaft or into the housing, applying even pressure to the correct ring. 3. Verify free rotation and check for any binding or unusual noise.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Chemical Composition

Copper (Cu)60.0 - 63.0%
Zinc (Zn)Balance
Lead (Pb)2.5 - 3.7%

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°C)
Thermal Expansion
Typical for Material Class

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
StandardVaries by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Applying force to the wrong ring during installation.Always apply force to the ring that is being fitted to the shaft or housing, never to the balls.
Contaminating the bearing during handling.Keep the bearing clean and protected from dust and debris until installation.

Common Applications

  • Industrial Gearboxes
  • Conveyor Systems
  • Electric Motors

⚠️ Engineering Warnings

  • Do not exceed the recommended load ratings for this bearing.
  • Proper lubrication is essential for optimal performance and longevity, especially in non-standard operating environments.

Alternative Products to Consider

Premium Power Transmission equivalentHigher corrosion resistance (316 SS)
Economy Power Transmission optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Deep Groove Ball Bearing made from?

A: This Deep Groove Ball Bearing is manufactured from Brass.

Q: What are the main applications?

A: Industrial Gearboxes, Conveyor Systems, Electric Motors.

Technical Schematic

BALL BEARING CROSS-SECTIONISO 15 — Deep Groove Ball BearingBOREOD = 52mmd = 25mmWidth: 20mmDynamic Load: 7,870 lbsInstall with press fit — never strike inner/outer race directly

Torque Specifications

⚡ UNIT CONVERTER

Conversion factor: 1 ft-lb ≈ 1.356 Nm

Verified Compatibility

StatusMating ComponentStandardTorque SpecEngineering Notes
No verified compatibility data found for this component.