drain plug 3 8 bsp to elgi part no a020033 warranty period 30 months after the date of delivery drain plug 3 8 bsp to elgi part no a020033 warranty period 30 months after the date of delivery plug 1 4 npt hex to elgi part no 22037905b warranty period 30 months after the date of delivery drain plug 3 8 bsp to elgi part no a020033 warranty period 30 months after the date of delivery plug 1 4 npt hex to elgi part no 22037905b warranty period 30 months after the