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304 Stainless Steel Deep Groove Ball Bearing - 39x73x44mm

Expert Overview

This 304 stainless steel deep groove ball bearing offers superior corrosion resistance and durability. Designed for high-speed operation and heavy loads, it ensures smooth, reliable power transmission in challenging environments.

StandardDIN 933
Material304 Stainless Steel
FinishGalvanized
GradeN/A
Inside Diameter39mm
Outside Diameter73mm
Width44mm

Detailed Engineering Specifications

Engineered for reliability and performance, this deep groove ball bearing features a precise 39mm inside diameter, a robust 73mm outside diameter, and a substantial 44mm width. Constructed from premium 304 stainless steel, it exhibits exceptional resistance to corrosion and a wide operating temperature range, making it ideal for applications exposed to moisture, chemicals, or extreme conditions. Its design allows for high rotational speeds while accommodating moderate axial loads in both directions, ensuring efficient power transmission and extended service life in demanding industrial settings.

🧊 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 seat and shaft are clean and free of debris. 2. Gently press or lightly tap the bearing onto the shaft or into the housing, ensuring even pressure. 3. Verify smooth rotation without binding before applying load.

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 during installation.Use a bearing installer tool or apply even pressure to avoid damaging the bearing races or balls.
Installing the bearing in a contaminated environment.Perform installation in a clean, dust-free area and ensure all mating surfaces are meticulously cleaned.

Common Applications

  • Food processing equipment
  • Marine applications
  • Chemical processing machinery

⚠️ Engineering Warnings

  • Do not subject to excessive shock loads.
  • Ensure proper lubrication 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: Food processing equipment, Marine applications, Chemical processing machinery.

Technical Schematic

BALL BEARING CROSS-SECTIONISO 15 — Deep Groove Ball BearingBOREOD = 52mmd = 25mmWidth: 44mmDynamic 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.