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Polycarbonate Deep Groove Ball Bearing 44x138x28mm

Expert Overview

This advanced deep groove ball bearing, constructed from durable polycarbonate, offers exceptional performance in power transmission systems. Its lightweight design and corrosion resistance make it ideal for challenging environments.

StandardDIN 933
MaterialPolycarbonate
FinishAnodized
GradeN/A
Inside Diameter44mm
Outside Diameter138mm
Width28mm

Detailed Engineering Specifications

A high-performance industrial component, this deep groove ball bearing features a precise 44mm inside diameter, a substantial 138mm outside diameter, and a 28mm width. Fabricated from high-grade polycarbonate, it exhibits superior chemical resistance, excellent electrical insulation properties, and a significantly lower density compared to traditional metal bearings. This material choice ensures optimal performance in corrosive or chemically aggressive environments, as well as in applications where weight reduction is critical. Its robust construction guarantees smooth operation and longevity under moderate load conditions.

🧊 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 for insertion. 3. Secure the bearing in place according to the equipment manufacturer's specifications.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardDIN 933

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
Applying excessive force during installation, potentially damaging the polycarbonate race.Use a proper bearing installer tool and apply force evenly to the outer or inner ring, as appropriate.
Exposing the bearing to temperatures exceeding its operational limits, causing material degradation.Verify the operating temperature range of the polycarbonate bearing and ensure it aligns with application requirements.

Common Applications

  • Lightweight conveyor systems
  • Food processing machinery
  • Chemical handling equipment

⚠️ Engineering Warnings

  • Not suitable for high-speed applications with extreme loads.
  • Avoid exposure to strong solvents that may degrade polycarbonate.

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: Lightweight conveyor systems, Food processing machinery, Chemical handling equipment.

Technical Schematic

BALL BEARING CROSS-SECTIONISO 15 — Deep Groove Ball BearingBOREOD = 52mmd = 25mmWidth: 28mmDynamic 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.