105-mm M101

The M101 105-mm howitzer was first designed in the 1920s, but not produced in large numbers until World War II under the designation M2. The weapon was redesignated M101 and was the principal 105-mm howitzer for several decades in the U.S. Army and Marine Corps.

It is no longer in active service with the U.S. Army. The M101 has been replaced in U.S. service by the M119 Light Gun. The M101 fires high-explosive (HE), anti-personnel grenades (HE-APERS), APERS with tracer (APERS-T),...