Broken inner-external closure springs on Atwood & Morrill main steam isolation valves.

Bibliographic Details
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : United States Nuclear Regulatory Commission, Office of Inspection and Enforcement, 1986; 1988.
Series:	Information notice ; no. 86-81.
Subjects:	Nuclear power plants > Piping > Valves > United States. Boiling water reactors > United States. Springs (Mechanism) > Defects.
Online Access:	https://purl.fdlp.gov/GPO/gpo148616

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