Viper 8737
From Battlestar Wiki, the free, open content Battlestar Galactica encyclopedia and episode guide
Viper 8737NC is one of the Viper Mark IIs taken from Galactica's museum. It was originally piloted by Margot "Steady" Ready (Miniseries).
8737 is later lost when its pilot, Captain Kara Thrace, flies the Viper into the atmosphere of a gas giant, where it is subsequently crushed. (Maelstrom)