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304 Stainless Steel Deep Groove Ball Bearing - 78x51x47mm

Expert Overview

This 304 stainless steel deep groove ball bearing offers superior corrosion resistance and robust performance. Its precise dimensions ensure smooth operation and extended service life in demanding power transmission systems.

StandardISO 9001
Material304 Stainless Steel
FinishPassivated
GradeN/A
Inside Diameter78mm
Outside Diameter51mm
Width47mm

Detailed Engineering Specifications

Engineered for reliability and performance, this deep groove ball bearing is precision-machined from high-grade 304 stainless steel, providing exceptional resistance to corrosion and environmental degradation. The internal bore measures 78mm, the external diameter is 51mm, and the width is 47mm. This robust construction ensures optimal load-bearing capacity and minimal friction, making it suitable for high-speed and continuous operation in environments where hygiene or chemical exposure is a concern. Its inherent material properties contribute to longevity and consistent performance across a wide temperature range.

🧊 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:Yes

Installation Procedure

1. Ensure shaft and housing surfaces are clean and free from burrs or debris. 2. Carefully press the bearing onto the shaft, applying even pressure to the inner ring only. 3. Mount the shaft assembly into the housing, ensuring proper seating of the outer ring without excessive force.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardISO 9001

Mechanical Properties

Tensile Strength75,000 psi (515 MPa)
Yield Strength30,000 psi (205 MPa)
Elongation in 2 in.40% min
HardnessRockwell B95 max

Chemical Composition

Carbon (C)0.08% max
Chromium (Cr)18.0 - 20.0%
Nickel (Ni)8.0 - 10.5%
Manganese (Mn)2.00% max

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1400°F (760°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 / ExposedExcellent
Marine / SaltwaterGood
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Applying force to the outer ring during shaft mounting.Always apply force to the inner ring when mounting to the shaft and to the outer ring when installing into the housing to prevent brinelling.
Contamination of bearing surfaces during handling.Handle bearings in a clean environment and keep them in their original packaging until ready for installation. Use clean tools and lubricants.

Common Applications

  • Material Handling Equipment
  • Food and Beverage Machinery
  • Chemical Processing Equipment

⚠️ Engineering Warnings

  • Avoid exposing the bearing to extreme shock loads or abrasive contaminants.
  • Ensure proper lubrication is maintained according to operating conditions for optimal lifespan.

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 304 Stainless Steel.

Q: What are the main applications?

A: Material Handling Equipment, Food and Beverage Machinery, Chemical Processing Equipment.

Technical Schematic

BALL BEARING CROSS-SECTIONISO 15 — Deep Groove Ball BearingBOREOD = 52mmd = 25mmWidth: 47mmDynamic 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.