7 Blade flex fan, 19 inches in diameter, one year only, Cougar fan for J and C code 429 Cobra Jet engines. Flex only no clutch, used in conjunction with 2-1/8" fan spacer cast number C8SE-8546-B.
Fan marked D0OE-A on the blades. Replaces Ford part number D0OE-8600-A.
There is a clone fan with part number D30E-A, it is a near match except for the numbers.
Check out this interesting video where they test the efficiency of factory style and aftermarket fans. Spoiler alert: the clutch fans are the most efficient!