US Cartridge, 90mm HEAT, M371A1, M371E1




This is a percussion primed fixed cartridge with a fin stabilized, high explosive antitank (HEAT) projectile. The projectile incorporates a setback armed, impact or impact inertia fired, point initiating base detonating (PIBD) fuze (M530 or M509 series). These fuzes contain a piezoelectric crystal and an electric detonator. The projectile is used in antimateriel, armor defeating roles. The M371 practice cartridge is used for training.

Currently manufactured projectiles are painted black; projectiles of earlier manufacture were painted olive drab. Markings are stenciled in yellow. Nomenclature and manufacturing data, are stamped on the projectile body.

See Also

PIBD, M509A1, M509A2

PIBD, M530, M530A1


Collaborative Ordnance Data Repository

Iraq Ordnance Identification Guide (2004)

TM 43-0001-28, Artillery Ammunition (chg 11, 2003)

TM 9-1300-203, Artillery Ammunition (1967)