
The AN-M15 burster is 1-1/16 inches in diameter and 35-13/16 inches long. It is essentially a cylindrical fiber body filled with an explosive charge consisting of 1150 grams of a mixture of tetryl and TNT. The ends of the body are closed by thin metal end caps. The AN-M15 burster is used in the AN-M78 gas bomb.
Filler is a mixture of Tetryl and TNT (1150 grams, 41 oz)
OP 2216, Volume 1 - Aircraft Bombs, Fuzes, and Associated Components (1960)
TM 3-400, Chemical Bombs and Clusters (1957)