Barriers and seals between mild and harsh environments.
- Physical Description: 1 online resource.
- Publisher: Washington, D.C. : United States Nuclear Regulatory Commission, Office of Nuclear Reactor Regulation, 
|General Note:|| Title from title screen (viewed on August 17, 2016).
"July 15, 1992."
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|Subject:||Nuclear facilities > Electric equipment > Safety measures.
Electric switchgear > Safety measures.
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