3:1 Fire-Ball 425 Pump

• Maximum working pressure 540 psi
• Fluid pressure ratio 3:1
• Air operating range 40 to 180 psi
• Air consumption 3 ft³/min per gallon pumped, (0.022 m3/min per liter pumped) up to 8 ft³/min (0.058 m³/min) with pump operating within recommended range
• Pump cycles per gallon (liter) 6 gallons
• Maximum recommended pump speed 66 cycles/min; 12 gpm
• Recommended speed for optimum pump life 15 to 25 cycles per min
• Piston seals polyurethane
• Rod seals nitrile
• Wetted parts aluminum, steel, nitrile
• Approximate weight 46 lb

6:1 Fire-Ball 425 Pump

• Maximum working pressure 1100 psi
• Fluid pressure ratio 6:1
• Air operating range 40 to 180 psi
• Air consumption 7 ft³/min per gallon pumped (0.051 m³/min per liter pumped) at 100 psi (7 bar, 0.7 MPa)
• Pump cycles per gallon (liter) 14.5 gallons
• Maximum recommended pump speed 78 cycles/min; 6 gpm
• Recommended speed for optimum pump life 15 to 25 cycles per min
• Piston seals polyurethane with nitrile spreader
• Approximate weight 35 lb

10:1 Fire-Ball 425 Pump

• Fluid pressure ratio 10:1
• Air pressure operating range 40–180 psi
• Maximum working pressure 1800 psi
• Maximum delivery 20 per gal
• Max. recommended pump speed 60 cycles per minute
• Air motor effective diameter 4.25 in
• Stroke 4 inc
• Weight 38 lb