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Structures and Materials Division Research and Technology Directorate NASA Glenn Research Center

Tribology and mechanical Components Branch
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Tribology and Mechanical Components Branch - Facilities
Liquid Lubrication Tribometers
  • FOUR-BALL VACUUM TRIBOMETER
    • Vacuum Range: Ambient (Air, Inert) to 1E-7 Torr
    • Speed: 10 to 500 RPM
    • Load: 50-1032 N
    • Temperature: Room
    • Specimens: 3/8" Diameter Bearing Balls
    • Motion: Sliding (Most Accelerated Testing)

  • BALL-ON-PLATE VACUUM TRIBOMETER
    • Vacuum Range: Ambient (Air, Inert) to 1E-9 Torr
    • Speed: 1-100 RPM
    • Load: Up to 440 N
    • Temperature: Room
    • Specimens: 1/2" Diameter Bearing Balls - 2 Flat 2"
    • Diameter Plates
    • Motion: Rolling Sliding

  • GOES-BEARING VACUUM TRIBOMETER
    • Vacuum Range: Ambient (Air, Inert) to 1E-9 Torr
    • Speed: Continuous 1-1200 RPM or Dither Mode
    • Load: Up to 220 N
    • Temperature: 20-70 °C
    • Specimens: 1219 Size Angular Contact Bearings
    • Motion: Rolling (Actual Mechanism)

  • HIGH-TEMPERATURE PIN-ON-DISK TRIBOMETER
    • Atmosphere: Dry Air or Dry Nitrogen
    • Speed: 10-100 RPM
    • Load: 5-20 N
    • Temperature: 20 to 700 °C
    • Specimens: 3/8" Balls - 2 1/2" Disk
    • Motion: Sliding

  • BALL-ON-DISK TRIBOMETER
    • Atmosphere: Dry Air or Dry Nitrogen
    • Speed: 1-100 RPM
    • Load: 1-10 N
    • Temperature: Room
    • Specimens: 1/4 to 3/8" Balls - 1" Disk
    • Motion: Sliding

  • PARCHED ELASTOHYDRODYNAMIC BEARING APPARATUS
    • Atmosphere: Ambient or Dry Air
    • Speed: 1000 - 7000 RPM
    • Load: 200 - 1000 N
    • Temperature: 20 °C
    • Specimens: Type 7808 Angular Contact Ball Bearings
    • Motion: Rolling
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Last Updated: April 21, 2009