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304 Stainless Steel Deep Groove Ball Bearing | 66x138x26mm

Expert Overview

Engineered for superior performance and longevity, this 304 stainless steel deep groove ball bearing offers exceptional corrosion resistance and load-bearing capacity. Its precision design ensures smooth operation in diverse industrial applications.

StandardDIN 933
Material304 Stainless Steel
FinishBlack Oxide
GradeN/A
Inside Diameter66mm
Outside Diameter138mm
Width26mm

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this deep groove ball bearing features a 66mm inside diameter, 138mm outside diameter, and a 26mm width, constructed from premium 304 stainless steel. This material selection guarantees excellent resistance to rust, corrosion, and mild acids, making it ideal for environments with high humidity, exposure to chemicals, or saltwater. The bearing's robust design allows it to handle significant radial and axial loads, ensuring reliable operation in high-speed applications and under challenging operational conditions. Its inherent durability reduces maintenance requirements and extends service life in food processing, marine, medical, and chemical industries.

🧊 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 debris. 2. Carefully align the bearing with the shaft, applying gentle, even pressure to seat it fully. 3. Secure the bearing using appropriate retaining rings or locking mechanisms as per equipment specifications.

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
Forcing the bearing onto the shaft or into the housing without proper alignment.Always ensure precise alignment before applying any force. Use a bearing installer tool if necessary for even pressure distribution.
Contaminating the bearing during installation by handling with dirty hands or in a dirty environment.Maintain a clean workspace and handle the bearing with clean, lint-free gloves. Avoid direct contact with the raceways and rolling elements.

Common Applications

  • Food and Beverage Processing Equipment
  • Marine and Offshore Applications
  • Medical and Pharmaceutical Machinery
  • Chemical Processing Plants

⚠️ Engineering Warnings

  • Ensure proper lubrication is applied according to the operating environment and load conditions to prevent premature wear.
  • Avoid exceeding the bearing's rated load capacity or operating speed to maintain performance and prevent 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: Food and Beverage Processing Equipment, Marine and Offshore Applications, Medical and Pharmaceutical Machinery, Chemical Processing Plants.

Technical Schematic

BALL BEARING CROSS-SECTIONISO 15 — Deep Groove Ball BearingBOREOD = 52mmd = 25mmWidth: 26mmDynamic 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.