AZL - 90704-1 - Covered Hopper, 4-Bay, ACF 5250 - Dupont - 4-Pack

Specific Item Information: Road Numbers: 37280, 37206, 37149, 37017

Model Information: Built in the early 1970s by ACF to haul plastics and different types of granular commodities, AZL’s model represents the post-1971 version of the ACF 5250 4-Bay Covered Hopper Car that was used by railroads and private shippers across North America. American Car and Foundry (often abbreviated as ACF) is a manufacturer of railroad rolling stock. Today ACF is known as ACF Industries LLC and is based in St. Charles, Missouri.

Road Name History: E. I. du Pont de Nemours and Company, commonly referred to as DuPont, is an American conglomerate that was founded in July 1802 as a gunpowder mill by French Eleuthere Irenee du Pont.

In the 20th century, DuPont developed many polymers such as Vespel, neoprene, nylon, Corian, Teflon, Mylar, Kevlar, Zemdrain, M5 fiber, Nomex, Tyvek, Sorona, Corfam, and Lycra. DuPont developed Freon (chlorofluorocarbons) for the refrigerant industry, and later more environmentally friendly refrigerants. It also developed synthetic pigments and paints including ChromaFlair.

In 2014, DuPont was the world's fourth largest chemical company based on market capitalization and eighth based on revenue. Its stock price is a component of the Dow Jones Industrial Average.

Brand/Importer Information: AZL is the leader in North American Z scale locomotives and rolling stock. Since 2000, AZL has released a vast variety of freight, passenger and locomotives. AZL continues to push the boundaries of Z scale with amazing details and incredible performance. No matter if you are looking to run steam, or the most modern diesels, AZL has something for you.