
Cluster adapter M25 is a component of incendiary bomb cluster M31. It is approximately 57 inches long and 15.13 inches in diameter and weighs approximately 239 pounds. It consists of a framework, a casing, a nose assembly, 3 cartridge containers, a fin assembly, and a burster.
Detonating cord burster.
Three M2 ignition cartridges.
Cluster, 500 lb Incendiary, M31
TM 9-1325-200, Bombs and Bomb Components (1966)
TM 3-400, Chemical Bombs and Clusters (1957)