Features Country USAType Field HowitzerAmmunition -HE M1, -HEAT M 67, -Chemical M 60, -Illuminating T 16, -Canister T 18Manufacturer Rock Island ArsenalPeriod of use 1939-1952Service life 49 years old (1941-1990)Production 10,202Weight and dimensionsMass (unloaded) 2.258 tonnesBarrel length 2.365 mT