3900 is a replacement part designed to restore the drive housing functionality in GRACO 3900 series equipment
Used in industrial and commercial paint spraying applications where accurate dosing and material delivery are required
Air mixed into fluid through multiple venturi ports for consistent pattern
Supports and guides trip mechanism for reliable operation
Ideal for fleets or equipment with fewer lubrication points
GRACO Husky 2150 Air Operated Double Diaphragm Pump, 2 in. NPT - (SKU: 25C659) 3900 is a replacement partThe GRACO Husky 2150 is a robust, air operated double diaphragm pump designed for industrial fluid transfer. It is available in aluminum, stainless steel, or ductile iron construction, with options for various diaphragm and ball materials. This pump is engineered for handling corrosive and abrasive chemicals, solvents, antifreeze, detergents, motor oil, hydraulic fluid, and water, making it suitable for demanding environments such as mining,