ML20054C184

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Possible Part 21 Rept Re Quantity of Two Conductor Shielded Instrumentation Cables Shipped to Facilities.Cable Contained Points of Deformation in Conductor Insulation Causing Wall Thickness to Be Below Tech Specs.Cable Returned
ML20054C184
Person / Time
Site: Satsop
Issue date: 04/12/1982
From: Littlehales G
ROCKBESTOS CO.
To: Haynes R
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
REF-PT21-82-613-000 10CFR-050.55E, PT21-82-613, NUDOCS 8204200208
Download: ML20054C184 (1)


Text

~1 O' TH E ROCKI31ESTOS COM PANY 860 NORTH M AIN STREET EXTENSION, P.O. BOX 778, WALLINGFORD, CT 06492 TELEPHONE: (203) 265-6500 TWX: 710-476-0050 TLX: 956042 April.12, 1982

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R? t l 2- t cb l@m r-Director - Region 1 3 ,  % jy4jy ;l Office of Inspection and Enforcement t cc ey U.S. Nuclear Regulatory Commission 9 f:i !!!f .g 631 Park Avenue 4 King of Prussia, Pennsylvania 19406 4 g

Dear Sir:

The purpose of this letter is to advise you of a possible future 10 CFR 21 report regarding a quantity of two conductor shielded instrumentation cable shipped to WPPSS Nuclear Project 3 under Contract No. 3240-628.

The cable in question contained points of deformation in the conductor insulation which caused wall thickness at these points to fall below the specification minimum. This deformation was caused by improper adjustment of printing equipment during application of identification printing to the overall cable jacket.

The affected cable has been returned to Rockbestos, and our investigation is proceeding to determine whether the deviation could have created a sub-stantial safety hazard under LOCA conditions after 40 years of service.

If the results of our investigation should indicate a reportable defect, we will proceed in accordance with the requirements of 10 CFR 21.

Very truly yours, THE ROCKBESTOS COMPANY v.b'o G. G. Littlehales Manager - Quality Assurance GGL:kt cc: E. S. Reed R. J. Gehm E. J. D'Aquanno F.C.Schwelm A. H. Lybeck=.

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