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General Inquiry: Associate Director, Engineering Directorate
Phone: 281.483.8991

Mailing Address:
National Aeronautics & Space Administration
Johnson Space Center
Mail Code: EA
2101 NASA Parkway
Houston, Texas 77058

JSC Engineering Web Address:

Test Facilities Guide

Engineering Test Facilities Guide

Download the Engineering Test Facilities Guide (PDF).

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Chamber N - Thermal Vacuum

    Chamber N - Thermal/VacaaumChamber N
    Photo credit: NASA

    Johnson Space Center's Chamber N is a medium-sized high-vacuum chamber with a cryogenic shroud. The Chamber can be equipped with both linear and rotary feed-throughs to facilitate operational testing of spaceflight components.


    Working Dimensions: 3 ft diameter x 3 ft deep
    Types of pumps: 1 roughing pump, 1 turbomolecular pump
    Pumpdown Time: 4 hours to full cryo-pumping conditions
    Repressurization: Air or Nitrogen
    Usable Features Turbomolecular pump (clean pumping)

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