In accordance with
10 CFR 21.21, Transnuclear, Inc. is reporting a potential Part 21 violation. Transnuclear, Inc. has reason to believe that Hwa Shin Bolt Ind. Co. provided unsubstantiated certified material test reports (
CMTR's) for certain small parts utilized in products fabricated in accordance with the requirements of
10 CFR 72 under general certificates 1004 and 1030. Transnuclear is in the process of performing a
10 CFR Part 21 [evaluation] but does not believe that this issue has safety significance. TN [Transnuclear] is reporting this issue because Hwa Shin may have supplied parts to others that may have safety significance.
The parts were provided by Hwa Shin Bolt Ind. Co., Ltd. Having offices in Busan, Korea under subcontract to Hitachi Zosen Corporation, Ariake Works located in Kumamoto, Japan. Hitachi Zosen fabricated the components under contract to Transnuclear, Inc.
A preliminary review of the fabrication records at Hitachi Zosen indicate that shipped components have parts supplied by Hwa Shin Bolt Ind. Co. as indicated in Attachment 1.
No [dry storage canister] loadings have occurred at Cooper or Ginna. We are not certain of which [dry storage] canisters have been loaded, if any, at the other plants.
All Hwa Shin material at the Hitachi Zosen facility has been identified and placed under the control of the Hitachi Zosen NCR system. No material received from Hwa Shin is being released for further use in fabrication of Dry Storage Canisters (DSCs) or other components subject to the requirements of 10 CFR 72. Nonconformance Reports (NCRs) are being issued for all components that contain Hwa Shin Material.
The licensee reported affected plants include Millstone, Susquehanna, Oyster Creek, Ginna, Brunswick, and Cooper.