6346/B( )FA

MODEL FSV-1. A STAINLESS STEEL ENCASED, DEPLETED URANIUM SHIELDED CASK. THE CASK BODY IS A CYLINDER 208 INCHES LONG AND 28 INCHES IN DIAMETER, EXCEPT FOR THE THE TOP FLANGE AREA WHICH IS 31 INCHES IN DIAMETER. THE CAVITY IS APPROXIMATELY 17.7 INCHES IN DIAMETER AND 187.6 INCHES LONG. THE CASK MAY BE USED IN ONE OF SEVEN CONFIGURATIONS (A THROUGH G) DEPENDING ON CONTENTS. CONFIGURATIONS A, B, C, AND D ARE USED TO SHIP SOLID, NON-FISSILE IRRADIATED HARDWARE. THESE CONFIGURATIONS USE AN OUTER LID CONSISTING OF A 3.75-INCH THICK SS PLATE AND A 2.25 INCH THICK DEPLETED URANIUM SHIELD. THE LID IS BOLTED TO THE CASK BODY BY TWENTY-FOUR 1.25-INCH DIAMETER FASTENERS. THE PRIMARY SEAL IS A SILICONE ELASTOMERIC SEAL RING BETWEEN THE OUTER LID AND CASK BODY. CONFIGURATION B DOES NOT REQUIRE AN INNER CONTAINER. CONFIGURATION C USES A SUPPLEMENTAL SS SHIELD RING AND COVER PLATE. CONFIGURATION D USES A SUPPLEMENTAL CARBON STEEL SHIELD RING AND COVER PLATE. CONFIGURATION E IS USED TO SHIP FORT ST. VRAIN (FSV) HIGH TEMP. GAS REACTOR (HTGR) FUEL ELEMENTS. THIS CONFIGURATION USES THE SS INNER CONTAINER AS THE CONTAINMENT VESSEL. THE INNER CONTAINER LID IS A SS SHELL CONTAINING DEPLETED U 4.15-INCHES THICK. THE INNER LID IS SECURED TO THE INNER CONTAINER BODY BY TWELVE 0.5-INCH DIAMETER FASTENERS. THE PRIMARY SEAL IS A SILICONE ELASTOMERIC SEAL RING BETWEEN THE INNER LID AND INNER CONTAINER BODY. CONFIGURATION E IS EQUIPPED WITH AN IMPACT LIMITER ON THE UPPER END. GROSS WT: 47600.00 LB