Graco Fire-Ball 425 Grease Pump – 50:1, 120 lb – Part 205394

The Graco Fire-Ball 425 Grease Pump (Part Number 205394) is engineered for high-demand, high-volume grease applications. Its large 4.25-inch air motor provides the power needed for long pipe runs and multiple simultaneous dispense points. This makes it an excellent choice for technicians and businesses needing dependable grease delivery in heavy-duty environments.

Durability is a core feature of the Fire-Ball 425. Its thick cast aluminum air motor housing withstands the toughest shop conditions, ensuring long-term reliability. With fewer moving parts in the air motor assembly, downtime is minimized, and repair costs are kept low. This pump also features non-metallic poppet valves that provide superior sealing performance, even in dirty air environments, extending the lifespan of the pump.

In addition, the Fire-Ball 425 includes an in-line pump design, which aligns the air motor piston and fluid piston rods for maximum seal life. Corrosion-resistant materials such as liquid salt nitriding, nickel plating, stainless steel, aluminum, and chrome enhance the durability of key components. This ensures lasting performance even in harsh industrial settings.

Whether you’re servicing large fleets or running high-output lube systems, the Graco Fire-Ball 425 Grease Pump delivers the reliability and power needed to get the job done right.

Features & Specifications

• Large 4.25-inch air motor for powerful performance
• Durable cast aluminum air motor housing for long-lasting use
• Non-metallic poppet valves for superior sealing
• In-line pump design to maximize seal life
• Corrosion-resistant materials for extended pump life
• Pump Ratio: 50:1
• Maximum Working Pressure: 7,500 PSI
• Maximum Flow Rate: 0.5 GPM (1.89 L/min)
• Air Inlet: 1/2″ NPT (Female)
• Fluid Outlet: 3/8″ NPT (Female)
• Compatible Material: Grease
• Weight: 34 lbs (15.4 kg)
• Manufacturer Part Number: 205394