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Self-Lubricating Engineered Plastic Bearings

GGB EP43 Thermoplastic flanged bearing ideal for dry working conditions
GGB EP43 engineered plastic special ball
GGB EP43 Thermoplastic antifriction bearings with unlimited dimensions and design features
GGB EP43 Thermoplastic special flanged bushing
GGB EP43 Thermoplastic antifriction special bush bearing

Product's benefits

  • Chemical Resistance
    Chemical Resistant
  • One Piece Compact Design
    One Piece Compact Design
  • Reduce Size and Weight
    Reduce size/weight
  • Reduce Noise
    Reduce noise
  • Low Weight
    Low Weight
  • Extended Service Life
    Extended service life
  • Eliminate Corrosion
    Eliminate corrosion
  • Dry Operation
    Dry operation


  • Very good bearing performance in dry working conditions
  • Good performance in lubricated or marginally lubricated applications
  • Corrosion resistant in humid/saline environments
  • Very good price performance ratio for high temperature applications
  • Very good weight performance ratio
  • Within injection moulding tool feasibility unlimited dimensions and design features
  • Compliant to ELV, WEEE and RoHS specifications
  • Approved to standard FAR 25.853 and FAR 25.855 (Federal Aviation Regulations) and ASTM E162:2016 – surface flammability testing for aircraft interior applications


Bearing forms available in standard dimensions

  • Plain cylindrical bushes
  • Plain flanged bushes

EP43 Bearing forms made to order: standard forms in special dimensions, thrust washers, half-bearings, sliding plates, customized bearing designs

GGB EP43 - Engineered Plastic Bearing Material
GGB EP® Range - Engineered Plastics Bearings - Performance in all Shapes

Operating performance

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Dry Operation Very Good
Lubricated Operation Good
Greased Operation Good
Machinable Applicable
RoHS Compliant Compliant
Standard Sizes Available
Application Excellence
Very Good
Very Good
Not Available


Engineered Plastic Bearing Material

PPS + Solid Lubricant + Fillers

Market applications

Technical specifications

  • General

    Maximum load, p
    - Static 83 12 000 N/mm2 psi
    - Dynamic N/mm2 psi
    Operating Temperature
    - Min -40 -40 °C °F
    - Max 240 460 °C °F
    Coefficient of Linear Thermal Expansion 45 25 10-⁶/K 10-⁶/F
    Maximum sliding speed, U 1.0 200 m/s fpm
    Maximum pU factor
    - for AH/AC = 5 0.22 6 200 N/mm² x m/s psi x fpm
    - for AH/AC = 10 0.90 25 700 N/mm² x m/s psi x fpm
    - for AH/AC = 20 3.59 102 000 N/mm² x m/s psi x fpm
    Coefficient of friction, f 0.11-0.20 0.11-0.20
    Shaft surface roughness, Ra 0.2-0.8 8-32 µm µin
    Shaft surface hardness > 200 > 200 HV HV
    For Superior Performance Value

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