First flew in 1960. Coded as DA-102. Modified for the ZELL (Zero-Length Launch) program in 1962 and tested at Edwards AFB, CA. Shipped to West Germany in 1965 and coded as DB-127 for further testing at Lechfeld. Modified to standard configuration as 2002 in 1968 after the program was cancelled. Withdrawn from use in 1984 and preserved at Karlsruhe. Modified back to ZELL configuration in 1995 and preserved at Gatow as DB-127.