Burster AN-M13 is an explosive filled tube closed at each end with a soft brass cap. It is filled with about 65 grams of TNT and has a tetryl pellet at each end. This burster is used with igniter AN-M9 in incendiary bomb AN-M47A4.
TNT and Tetryl pellets, 65 grams (2.3 oz)
Bomb, 100 lb Incendiary, AN-M47A4
TM 9-1325-200, Bombs and Bomb Components (1966)
OP 2216, Volume 1 - Aircraft Bombs, Fuzes, and Associated Components (1960)