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304 Stainless Steel Deep Groove Ball Bearing | 15x55x18mm

Expert Overview

Engineered for robust performance, this 304 stainless steel deep groove ball bearing offers exceptional corrosion resistance and durability. Its precise dimensions ensure smooth operation and reliability in demanding power transmission systems.

StandardISO 9001
Material304 Stainless Steel
FinishBlack Oxide
GradeN/A
Inside Diameter15mm
Outside Diameter55mm
Width18mm

Detailed Engineering Specifications

Specified by design engineers worldwide, this deep groove ball bearing is meticulously crafted from premium 304 stainless steel, offering superior corrosion resistance against moisture, chemicals, and mild acids. The precise internal dimensions of 15mm (bore diameter) and external dimensions of 55mm (outer diameter), coupled with an 18mm width, are engineered for optimal load distribution and reduced friction. This construction ensures extended service life and consistent performance in environments where traditional bearings would degrade. Ideal for applications requiring hygiene, cleanroom compatibility, or exposure to corrosive elements.

🧊 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 shaft and housing surfaces are clean and free of debris. 2. Carefully press the bearing onto the shaft, applying even pressure to the inner ring. 3. Secure the housing around the outer ring, ensuring a snug fit without overtightening.

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
Forcing the bearing onto the shaft by hammering the outer ring.Apply force only to the inner ring when mounting onto the shaft. Use a bearing press or a properly sized sleeve for even pressure distribution.
Improper lubrication during installation or operation.Lubricate the bearing according to manufacturer specifications and the application's operating conditions. Ensure lubricant is clean and free from contaminants.

Common Applications

  • Food and Beverage Processing Equipment
  • Marine and Offshore Systems
  • Chemical Processing Machinery

⚠️ Engineering Warnings

  • Do not exceed the bearing's rated load capacity or operating speed.
  • Ensure proper sealing to protect against environmental contaminants, especially in corrosive or wet conditions.

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 Systems, Chemical Processing Machinery.

Technical Schematic

BALL BEARING CROSS-SECTIONISO 15 — Deep Groove Ball BearingBOREOD = 52mmd = 25mmWidth: 18mmDynamic 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.