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Forwards info in response to NUREG-0737,Item II.E.4.2 re containment vent & purge valves.Several valves do not meet required closing time.Investigation underway.Info closes SER Item 84.

Accession Number: ML17139A731

Date Released: Monday, September 18, 2017

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• ML17139A730 - Forwards info in response to NUREG-0737,Item II.E.4.2 re containment vent & purge valves.Several valves do not meet required closing time.Investigation underway.Info closes SER Item 84. (15 page(s), 6/10/1982)
• ML18031A357 - "Henry Pratt (P-31) Purge Valve Analysis:6-Inch Butterfly Valve." Two oversize figures encl.Aperture cards are available in PDR. (130 page(s), 3/12/1982)
• ML18031A359 - "Henry Pratt (P-31) Purge Valve Analysis:18-Inch Butterfly Valve." Two oversize figures encl.Aperture cards are available in PDR. (139 page(s), 3/11/1982)
• ML18031A360 - "Henry Pratt (P-31) Purge Valve Analysis:24-Inch Butterfly Valve." Two oversize figures encl.Aperture cards are available in PDR. (121 page(s), 3/9/1982)