ML19206A648
| ML19206A648 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 05/08/1975 |
| From: | Arnold R Metropolitan Edison Co |
| To: | Knuth D NRC/IE |
| References | |
| GQL-1039, NUDOCS 7904200325 | |
| Download: ML19206A648 (2) | |
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METROPOLITAN EDISCN COM ANY et
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May 8, 1975 GQL 1039 Dr. D. F. Knuth, Director Office of Inspecticn and Enfercement U. S. :Tuclear Regulatcry Cctrission "aas..4.,
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Dear Dr. Knuth:
Three Mile Island :Tuclear Station L*ni. 2 Locket No. 5C-320 As a fellow-up to our letter of April 25, 1975, we are hereby providing you additional infor:ation regarding a situatien which cculd be censidered reportable in accordance with 10 CF? 50 55(e)(1).
~'his situatien relates to small bcre (2 inch and smer) east stainlers steel sccket teld en:1 glebe and check valves supplied by the Crer.e Ccapany.
Descriptien of Situatien
'4hile installing tvc cf the subject va'.ves, develcprent cf blev hcles suggested that ;otential g-a * - -~"*'acturing prcblers cculd exist. In that installation and fur *her testing cf the remaining valves has not yet been ccepleted, we are, hcvever, unable to ma%e such a determinaticn at
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...o Oc"rective Acticns Base d en a fur-ter review of the situatien, it has been determined that the presently existing, applicable va've testing precedures have been, and vill centinue tc be, aciequate to deter. ine the seceptability of the v117es. Specific 1117, these procedures require a deter =inaticn be nade tc accept er reject the valves based en a.
a visual inspectica cf the va'ves prior to insta11stien, and b.
a hyi-estatic test subsequer.t to installation.
~4e trust that with this submittal ve have adequately fulfil' ed the reperting requirements of 10 CFP 50.55(e)(1). In additien, please te ai.ised that the f
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results of our further tests cf the subject -ral-s vill be available en site for your review. Should yeu, hcvever, have a.y additicnal questions er ccncerns, please centact me.
Sincerely,
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R. C.
nold Vice President RCA: 'IG:eg cc: J. P. O'Reilly, Directer-Regicn 1 Cf.' ice cf Inspectien i Inforce ent U. S. Nuclaa- :agulatcry Cc =ission 631 Park Avenue King cf Prussia, Pennsylvania 19LC6 74 7 e w0.1. 9 / *s. *. a. c'. 2 a
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