The GRACO 204574 is a drum cover designed for open-head 120 lb (55 kg) or 70 lb (32 kg) drums. It is constructed with zinc-plated steel and is intended to protect drum contents from contamination and environmental exposure when used with GRACO Fire-Ball SD equipment. Key Features: Drum Cover For open-head 120 lb (55 kg) or 70 lb (32 kg) drums Zinc-plated steel GRACO Fire-Ball SD equipment, open-head 120 lb or 70 lb drums Exceeds 72-hour salt spray test for corrosion resistance Dirt-excluding check ball design Standard fitting thread size: 1/8 inch Applications:Used to protect drum contents from contamination and environmental exposure in industrial lubrication and maintenance applications, particularly with GRACO Fire-Ball SD equipment. Installation Notes: Ensures proper fit, protection, and compatibility with GRACO Fire-Ball SD equipment and specified drum sizes. Ensure drum is clean and free of debris before installation Align cover properly with drum opening for secure fit Check for any damage or corrosion before use Regularly inspect for signs of wear or corrosion Clean cover as needed to maintain dirt-excluding function Replace if damaged or if corrosion is present