Notes on Development Type Materiel for Rifle, Caliber 7.62mm, T44E5 (M15)

This report is directed to personnel charged with the use, care, and maintenance of the Caliber 7.62mm t44E5 (M15) Rifle. The subject rifle is a heavy barrel version of the Caliber 7.62mm T44E4 (M14) Rifle, designed to permit sustained full automatic fire. The caliber 7.62mm, T44E5 (M15) rifle is a heavy barreled, aircooled, gas-operated, magazine-fed, shoulder weapon, designed for selective semiautomatic fire. In principle of operation, it is similar to the M1 rifle. The T44E5 is chambered for the NATO caliber 7.62mm cartridge, and a 20-round box magazine has been added.