6280

MODEL A-0109 IRRADIATOR IN A-0117 OVERPACK. THE PACKAGING CONSISTS OF AN INNER, LEAD-FILLED, STEEL WELDMENT (MODEL A-0109 IRRADIATOR) ENCLOSED WITHIN AN OUTER PROTECTIVE ENCLOSURE (MODEL A-0117 OVERPACK). THE IRRADIATOR IS A RIGHT CYLINDER, 31 INCHES DIAMETER BY 36 INCHES HIGH, WITH A BOLTED TOP PLUG CLOSURE. THE OVERPACK IS A DOUBLE-WALLED STEEL CYLINDER ENCLOSING A SHOCK ABSORBING AND THERMAL INSULATION CORE OF GLUE-BONDED LAYERS OF BALSA WOOD (11 LBS/CU FT. DENSITY, 12 INCHES THICK ON THE SIDES). THE IRRADIATOR IS HELD IN PLACE AT EACH END. THE VOID BETWEEN THE IRRADIATOR AND INSIDE WALL OF THE OVERPACK IS FILLED WITH HARDWOOD SPACERS. THE OVERPACK COVER IS SECURED BY 30, 5/8-INCH DIAMETER BOLTS. THE DIMENSIONS OF THE PACKAGE ARE 50.5 INCHES DIAMETER BY 73 INCHES LONG. THE WEIGHT OF THE OVERPACK IS 3,400 LBS, THE WEIGHT OF THE SHIELD IRRADIATOR IS 7,000 LBS. ,TOTALLING 10,400 LBS.