9253

Jul 17, 2015, 00:40 AM
MODEL TN-FSV. A STEEL AND LEAD SHIELDED SHIPPING CASK FOR IRRADIATED HIGH TEMPERATURE GAS COOLED REACTOR (HTGR) FUEL ELEMENTS, PEACH BOTTOM FUEL ELEMENTS, AND IRRADIATED FUEL PARTS. THE CASK IS A RIGHT CIRCULAR CYLINDER, WITH A BALSA AND REDWOOD IMPACT LIMITER AT EACH END. THE PACKAGE HAS APPROXIMATE DIMENSIONS AND WEIGHTS IN DETAILS LISTED ON CERTIFICATE. CASK BODY IS MADE OF 2 CONCENTRIC SHELLS OF TYPE 304 STAINLESS STEEL, WELDED TO A BOTTOM PLATE AND A TOP CLOSURE FLANGE. INNER SHELL HAS AN ID OF 18 INCHES AND IS 1.12 INCHES THICK. OUTER SHELL HAS AN OD OF APPROX. 30 INCHES AND IS 1.5 INCHES THICK. ANNULAR SPACE BETWEEN INNER AND OUTER SHELLS IS FILLED WITH LEAD. BOTTOM PLATE IS 5.5 INCH THICK TYPE 304 SS. CLOSURE LID IS 2.5-INCH 304 SS, AND IS FULLY RECESSED INTO THE CASK TOP FLANGE. LID IS FASTENED TO CASK BODY BY 12, 1-INCH DIAMETER CLOSURE BOLTS. LID IS SEALED WITH DOUBLE SILICONE O-RINGS, EQUIPPED WITH A LEAK TEST PORT. VENT PORT AND DRAIN PORT ARE SEALED WITH SINGLE SILICONE O-RINGS AND COVER PLATES. CASK BODY IS COVERED WITH A SS THERMAL SHIELD COMPOSED OF 0.25-INCH THICK SS PLATE OVER A WIRE WRAP. IMPACT LIMITERS ARE CONSTRUCTED OF BALSA AND REDWOOD ENCASED IN SS SHELLS. CASK HAS TWO LIFTING SOCKETS BOLTED TO THE CASK TOP FLANGE. TWO REAR TRUNNIONS ARE PROVIED FOR CASK TIE-DOWN. FUEL ELEMENTS ARE STACKED IN A CARBON STEEL FUEL STORAGE CONTAINER, WHICH HAS AN OD OF APPROX. 17.6 INCHES AND AN OVERALL LENGTH OF 195 INCHES. FUEL STORAGE CONTAINER HAS A 0.5-INCH THICK SHELL, A 2.0-INCH THICK BOTTOM PLATE, AND A 1.5-INCH THICK LID. SEE CERTIFICATE
Certificate no:
USA/9253/B(U)F-85
Package Type:
B
Historical Flag:
N
Doe Flag:
Y



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