6058

MODEL B-3. THE PACKAGING CONSISTS OF A LEAD SHIELDED STEEL WELDMENT IN THE SHAPE OF A RIGHT HOLLOW CYLINDER WITH A BOTTOM AND A RECESSED, PLUG TYPE GASKETED AND BOLTED LID. THE PACKAGING PROVIDES A MINIMUM OF 6 INCHES OF LEAD SHIELDING. OTHER PACKAGING FEATURES INCLUDE LIFTING AND TIE-DOWN DEVICES AND A DRAIN TO THE CENTRAL CAVITY. THE OUTER SHELL IS OF A LAMINATED STEEL CONSTRUCTION AND IS 41 IN. IN DIAMETER AND 57 IN. HIGH. THE TWO LAMINATES ARE OF PLATE MATERIAL 1/2-INCH AND 1/4-IN. HIGH. THE LID IS OF THE SAME CONSTRUCTION AS THE SIDES AND BOTTOM AND IS SECURED TO THE BODY OF THE PACKAGING BY TWELVE, 1-1/4-IN. DIAMETER X 2-INCH LONG HIGH STRENGTH BOLTS AND SEALED WITH A SILICONE O-RING. THE MAXIMUM WEIGHT OF THE LOADED PACKAGING IS 30,000 POUNDS.