Hopper, Load Limit: 155,000 to 184,999, Greater than 5000 cu ft capacity *Light Density Service
Specialty Open top self-clearing car, having fixed sides and ends and bottom consisting of three or more divided hoppers with doors hinged crosswise of car and dumping between rails.
ex-CofGA
Here's a moldie-oldie, an ex-Central of Georgia woodchip hopper with the name spelled out.