ML20083B018

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Provides Addl Info Re Proposed Amend to Licenses NPF-4 & NPF-7.Leveling Pads Constructed of 304 Stainless Steel & Leveling Screws Constructed of 17-4 Ph Stainless Steel W/ Chrome Plating to Prevent Galling
ML20083B018
Person / Time
Site: North Anna  Dominion icon.png
Issue date: 12/14/1983
From: Stewart W
VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To: Harold Denton, John Miller
Office of Nuclear Reactor Regulation
References
456D, NUDOCS 8312200488
Download: ML20083B018 (1)


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VIROINIA ELucrarc AND Powan COMPANY Ricnwonn,V NOINIA 20261 W.L.SrawAmr w[dE."o7'."r7an.

December 14, 1983 Mr. Harold R. Denton, Director Office of Nuclear Reactor Regulation Attn:

W. James R. Miller, Chief Serial No:

456D Operating Reactors Branch No. 3 PSE&C/HSM/lmf/0014N Division of Licensing Docket Nos. 50-388 U.S. Nuclear Regulatory Commission 50-399 Washington, D. C. 20555 License Nos. NPF-4 NPF-7 Gentlemen:

ADDITIONAL INFORMATION PR(POSED OPERATMNPF-4 AND NPF-7 NORTH ANNA POWER STATION UNIT N05. 1 AND Z In a recent telephone conversation between Vepco and members of your staff, clarification was requested as to the materials of construction of the neutron absorber spent fuel rack leveling pads and leveling screws.

The leveling pads are constructed of 304 stainless steel (ASTM A240).

The leveling screws are constructed of 17-4 PH Stainless Steel (ASTM A564 Gr630) with a chrome plating to prevent galling.

f If you require further information on this matter, we would be pleased to meet with your staff at their convenience.

i Very truly your

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W. L. Stewart [

cc: Mr. James P. O'Reilly Mr. M. W. Branch Regional Administrator NRC Resident Inspector i

Region II North Anna Power Station U. S. Nuclear Regulatory Commission Atlanta, Georgia 30303 t

8312200488 831214 PDR ADOCK 05000388 P

PDR

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