"NHA CHASSIS, TRUCK 2320-01-447-6345; CYLINDRICAL STEEL BODY, INLET AND OUTLET CONNECTION, HOSE, TUBING, WITH RADIATOR FILLER NECK AND CAP, INCLUDES 2 SIGHT INDICATORS MOUNTED ON FRONT; REPLACEDMENT TANK FOR 12420544; FOR 3126 A1 MODEL FMTV COOLING SYSTEM"