TEMPERATURE RANGE: THE TANK SHALL BE SUITABLE FOR OPERATION THROUGHOUT TEMPERATURE RANGE OF -65 TO +160 DEGREES FAHRENHEIT; OPERATING PRESSURES: THE TANK SHALL BE DESIGNED TO WITHSTAND NORMAL INTERNAL OPERATING PRESSURES OF -0.50 PSIG TO +7.5 PSIG; CELL CONSTRUCTION SHALL BE CAPABLE OF WITHSTANDING TRANSIENT PRESSURE LOADS UP TO 25 PSIG; CELL MEASURED AT THE BOTTOM OF THE FORWARD AND AFT CELLS