55-660 ... 55-661
Convair XB-58 Hustler
MSN 1,2. Convair Model 4. Pre-production prototypes.
660 first flight Nov 11, 1957, bailed to Convair Fort Worth/Carswell AFB, Texas. Named "Old Grandpappy".
To Kelly AFB, Texas Mar 15, 1960 for use as GIA. Scrapped at Kelly AFB after use as a ground maintenance
trainer sometime after 1960
661 converted to NB-58A and used at Edwards AFB for tests of Stanley rocket-powered encapsulated crew
escape capsule in 1961. Then to TB-58A. To MASDC as BQ063 1/9/70. Scrapped Jul 13, 1977
The source: Joebaugher.com