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Polycarbonate Deep Groove Ball Bearing | 69x81x31mm

Expert Overview

Engineered for demanding environments, this deep groove ball bearing features a robust polycarbonate construction. It delivers reliable performance in power transmission systems requiring resistance to corrosive elements and significant load handling.

StandardISO 9001
MaterialPolycarbonate
FinishBlack Oxide
GradeN/A
Inside Diameter69mm
Outside Diameter81mm
Width31mm

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this deep groove ball bearing boasts an inside diameter of 69mm, an outside diameter of 81mm, and a width of 31mm. The advanced polycarbonate material provides exceptional corrosion resistance, low friction, and excellent dielectric properties, making it ideal for environments where traditional steel bearings would fail or pose electrical hazards. Its robust design ensures sustained operational integrity under substantial radial and axial loads, contributing to extended equipment lifespan and reduced maintenance cycles in critical power transmission assemblies.

🧊 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:N/A

Installation Procedure

1. Ensure the bearing housing and shaft are clean and free from debris. 2. Carefully align the bearing with the shaft and housing, applying even pressure to seat it fully. 3. Secure the bearing according to the equipment manufacturer's specifications, avoiding excessive force.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardISO 9001

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°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 / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening mounting hardware.Use a torque wrench to adhere to specified tightening values for mounting fasteners.
Contaminating the bearing during installation.Handle the bearing with clean hands or tools and install in a clean environment.

Common Applications

  • Industrial Conveyor Systems
  • Food and Beverage Processing Equipment
  • Chemical Handling Machinery

⚠️ Engineering Warnings

  • Avoid exposure to extreme temperatures beyond the polycarbonate's operational range.
  • Do not use abrasive cleaners or solvents that may degrade the polycarbonate material.

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 Polycarbonate.

Q: What are the main applications?

A: Industrial Conveyor Systems, Food and Beverage Processing Equipment, Chemical Handling Machinery.

Technical Schematic

BALL BEARING CROSS-SECTIONISO 15 — Deep Groove Ball BearingBOREOD = 52mmd = 25mmWidth: 31mmDynamic 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.