ML20215F845

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Interim Deficiency Rept DER 86-23 Re Failure of ASTM A540 Grade B24 Class 1 Nut.Initially Reported on 860725.Final Rept Will Be Provided by 861015 Due to Extensive Investigation & Evaluation Required
ML20215F845
Person / Time
Site: Palo Verde 
Issue date: 09/29/1986
From: Haynes J
ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR
To: Kirsch D
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V)
References
ANPP-38457-JGH, DER-86-23, NUDOCS 8610160395
Download: ML20215F845 (2)


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[/f fp P.O. Box 52034 e PHOENIX, ARIZONA 85072-2034 September 29,49g6 ANPP-38457-JGII/LESM92.11 U. S. Nuclear Regulatory Commission Region V 1450 Maria Lane - Suite 210 Walnut Creek, CA 94596-5368 Attention:

Mr. D. F. Kirsch, Acting Director Division of Reactor Safety and Projects Palo Verde Nuclear Generating Station (PVNGS)

Unit 3 Docket No. 50/530

Subject:

Time Extension for Report - DER 86-23 A 50.55(c) Potentially Reportable Deficiency Relating to the Failed ASTM A540 Grade B24 Class 1 Nut File: 86-006-216; D.4.33.2

Reference:

(A) Telephone Conversation between A. Hon and D. R. Larkin on July 25, 1986.

(Initial Notification -

DER 86-23)

(B) ANPP-37839, dated August 22, 1986.

(Interim Report -

DER 86-23)

Dear Sir:

The NRC was notified of a potentially reportable deficiency in reference (A) and an interim report was issued by reference (B). At that time it was estimated that a final report would be available by September 30, 1986.

Due to the extensive investigation and evaluation required in dealing with the transportability of this issue, it is now expected that this information will be finalized by October 15, 1986 at which time a complete report will be submitted.

Very truly ours, M,

J. G. Ilaynes Vice President Nuclear Production JGH/DRL:kp cc: See Page 2 8610160395 860929

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DER 86 Time Extension Mr. D. F. Kirsch Acting Director Page Two-September 29, 1986 ANPP-38457-JGH/LAS/DRL-92.11 cc:

J. M. Taylor Office of Inspection and Enforcement U. S. Nuclear Regulatory Commission Washington, D. C.

20555 A. C. Gehr (4141)

R. P. Zimmerman (6295)

Records Center Institute of Nuclear Power Operations 1100 Circle 75 Parkway - Suite 1500 Atlanta, Georgia 30339 1

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