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316 Stainless Steel Deep Groove Ball Bearing | 70x43x44mm

Expert Overview

Engineered for superior performance and longevity, this 316 stainless steel deep groove ball bearing offers exceptional corrosion resistance and operational reliability in challenging environments.

StandardISO 9001
Material316 Stainless Steel
FinishAnodized
GradeN/A
Inside Diameter70mm
Outside Diameter43mm
Width44mm

Detailed Engineering Specifications

Manufactured under strict quality controls, this deep groove ball bearing features a 70mm inside diameter, 43mm outside diameter, and a 44mm width. Constructed from premium 316 stainless steel, it provides exceptional resistance to corrosive media, including saltwater and various chemicals, making it ideal for applications in marine, chemical processing, food and beverage, and pharmaceutical industries where hygiene and durability are paramount. Its robust design ensures smooth, low-friction rotation under moderate radial and axial loads, contributing to extended equipment lifespan and reduced maintenance.

🧊 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 from debris. 2. Carefully press the bearing onto the shaft or into the housing using an appropriate press or fixture, applying even pressure to the correct ring (inner for shaft, outer for housing). 3. Verify free rotation of the bearing after installation; avoid hammering or applying 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)16.0 - 18.0%
Nickel (Ni)10.0 - 14.0%
Molybdenum (Mo)2.0 - 3.0%

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1500°F (815°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 / SaltwaterExcellent
Chemical / AcidicGood

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Applying force to the wrong ring during press-fitting.Always apply installation force to the ring that is being mounted – the inner ring when mounting on a shaft, or the outer ring when mounting in a housing. This prevents brinelling of the raceways.
Insufficient lubrication or contamination during installation.Ensure the bearing is adequately lubricated according to manufacturer specifications and that the installation environment is clean to prevent premature wear.

Common Applications

  • Marine equipment and propulsion systems
  • Chemical processing machinery
  • Food and beverage processing equipment
  • Pharmaceutical manufacturing
  • Corrosive industrial environments

⚠️ Engineering Warnings

  • Do not expose to excessive shock loads or vibrations beyond rated capacity.
  • Ensure proper sealing for environments with high levels of contaminants or moisture.

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 316 Stainless Steel.

Q: What are the main applications?

A: Marine equipment and propulsion systems, Chemical processing machinery, Food and beverage processing equipment, Pharmaceutical manufacturing, Corrosive industrial environments.

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.