1941 Ford "Pumper" Facts Class 500 Fire Truck Basics The Class 500 fire truck was the most commonly used fire engine at Army installations. The trucks were built on chassis and bodies that were constructed by most of the major truck and fire equipment builders. The Class 500 was used for combating structural fires at post, camps and stations. Crew and Equipment Crew: 4 Firefighters Equipment: 35 foot telescoping ladder Midship mounted 500 GPM centrifugal or rotary gear pump 150 gallons of water 150 feet of 1-inch hose carried on a reel or in a basket 1000 feet of 2 1/2-inch hose mounted atop the hose body Roles Structural Firefighting / Crash Tender History of Goodfellow's 1941 Ford Pumper On exhibit at Goodfellow since restoration in 2009, this 1941 "Pumper" was part of the military inventory at Fort Wayne International Airport and was left behind in 1946. When the military troops departed the base, the vehicle remained an active firefighting asset until 1982. The vehicle is now part of the historic firefighting vehicles on display at Goodfellow Air Force Base.