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304 Stainless Steel Deep Groove Ball Bearing 91x199x8mm

Expert Overview

Engineered for exceptional durability, this 304 stainless steel deep groove ball bearing offers superior corrosion resistance and reliable performance under severe operating conditions.

StandardDIN 933
Material304 Stainless Steel
FinishBlack Oxide
GradeN/A
Inside Diameter91mm
Outside Diameter199mm
Width8mm

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this deep groove ball bearing is constructed from high-grade 304 stainless steel, providing excellent resistance to corrosion and oxidation, making it ideal for harsh or chemically aggressive environments. With an inside diameter of 91mm, an outside diameter of 199mm, and a compact width of 8mm, it's designed for applications demanding high radial and axial load capacity with minimal friction. The inherent material properties of 304 stainless steel ensure longevity and consistent performance in demanding industrial settings such as chemical processing, food and beverage manufacturing, and marine applications.

🧊 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 the bearing housing and shaft are clean and free from contaminants. Use appropriate lubricant as specified for the application. 2. Carefully press the bearing onto the shaft or into the housing, applying even pressure to the correct ring (inner ring for shaft mounting, outer ring for housing mounting). 3. Verify free rotation of the bearing and check for any binding or unusual noise.

Equivalent Standards (Cross-Reference)

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

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 excessive force to the wrong ring during installation, potentially damaging the bearing raceways or balls.Always apply mounting pressure to the ring that is being fitted directly to the shaft or housing. Use a press or appropriate tooling for even force distribution.
Insufficient or improper lubrication, leading to premature wear and reduced bearing life.Follow the manufacturer's lubrication recommendations for the specific operating conditions. Ensure the lubricant is compatible with 304 stainless steel.

Common Applications

  • Chemical Processing Equipment
  • Food and Beverage Machinery
  • Marine Applications
  • Textile Machinery
  • Pharmaceutical Manufacturing

⚠️ Engineering Warnings

  • Avoid exposure to highly aggressive acids or chlorides that may exceed the corrosion resistance of 304 stainless steel.
  • Do not exceed the specified load ratings for the bearing to prevent premature failure.

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: Chemical Processing Equipment, Food and Beverage Machinery, Marine Applications, Textile Machinery, Pharmaceutical Manufacturing.

Technical Schematic

BALL BEARING CROSS-SECTIONISO 15 — Deep Groove Ball BearingBOREOD = 52mmd = 25mmWidth: 8mmDynamic 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.