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Polycarbonate Deep Groove Ball Bearing 48x178x11mm

Expert Overview

Engineered for specialized environments, this polycarbonate deep groove ball bearing offers a lightweight, corrosion-resistant solution. Its advanced material composition ensures reliability in demanding applications.

StandardDIN 933
MaterialPolycarbonate
FinishBlack Oxide
GradeN/A
Inside Diameter48mm
Outside Diameter178mm
Width11mm

Detailed Engineering Specifications

Specified by design engineers worldwide, this polycarbonate deep groove ball bearing (Part Number: PGBB-4817811) features an inner diameter of 48mm, an outer diameter of 178mm, and a width of 11mm. Constructed from high-grade polycarbonate, it exhibits excellent resistance to a wide range of chemicals and solvents, making it suitable for operation in corrosive or sterile environments. Its low friction coefficient and lightweight nature contribute to reduced energy consumption and improved operational efficiency in applications requiring moderate radial loads and high rotational speeds.

🧊 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 press the bearing onto the shaft, applying even pressure to the inner ring. 3. Mount the assembly into the housing, verifying smooth rotation and proper seating.

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 to the outer ring during shaft mounting.Always apply force to the inner ring when mounting onto the shaft to prevent brinelling and damage to the raceway.
Contamination during installation.Handle the bearing with clean hands or tools and install in a clean environment to prevent grit from entering the raceways.

Common Applications

  • Chemical processing equipment
  • Medical devices
  • Food and beverage machinery
  • Corrosive environment conveyors

⚠️ Engineering Warnings

  • Not suitable for heavy radial or axial loads.
  • Operating temperature range is limited by the polycarbonate material's properties.

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: Chemical processing equipment, Medical devices, Food and beverage machinery, Corrosive environment conveyors.

Technical Schematic

BALL BEARING CROSS-SECTIONISO 15 — Deep Groove Ball BearingBOREOD = 52mmd = 25mmWidth: 11mmDynamic 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.