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Brass Deep Groove Ball Bearing | 30x148x20mm | Power Transmission

Expert Overview

Engineered for superior performance, this brass deep groove ball bearing (30x148x20mm) delivers exceptional load-carrying capacity and longevity. Its premium brass construction ensures excellent corrosion resistance for critical power transmission systems.

StandardDIN 933
MaterialBrass
FinishBlack Oxide
GradeN/A
Inside Diameter30mm
Outside Diameter148mm
Width20mm

Detailed Engineering Specifications

Specified by design engineers worldwide, this brass deep groove ball bearing features a precise 30mm inside diameter, a substantial 148mm outside diameter, and a 20mm width. The solid brass construction provides inherent lubricity, superior corrosion resistance against a wide range of chemicals and environments, and excellent thermal conductivity. These characteristics make it an ideal choice for applications demanding high reliability and extended service life, particularly in corrosive or high-temperature conditions where traditional steel bearings may degrade. Its design offers high radial and axial load capabilities, ensuring smooth and efficient power transmission.

🧊 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. Clean the bearing housing and shaft thoroughly to remove any debris or contaminants. 2. Carefully press the bearing onto the shaft, ensuring it is seated squarely and without excessive force. 3. Mount the housing assembly, ensuring proper alignment of the bearing within its designated seat.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardDIN 933

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
Forcing the bearing onto an undersized shaft or into an oversized housing.Ensure shaft and housing dimensions are within specified tolerances. Use appropriate press-fit techniques or heat/chill methods for installation.
Contaminating the bearing during installation.Handle bearings with clean hands or gloves and avoid exposure to dirt, dust, or moisture during the entire installation process.

Common Applications

  • Industrial Gearboxes
  • Pumps and Compressors
  • Material Handling Equipment

⚠️ Engineering Warnings

  • Do not subject the bearing to shock loads or excessive vibration without appropriate damping.
  • Ensure proper lubrication is maintained according to operating conditions and manufacturer recommendations.

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, Pumps and Compressors, Material Handling Equipment.

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.