The GRACO SP4F.0028 is a 4-inch high sanitation (HS) stainless steel (SST) pneumatic diaphragm pump designed for hygienic transfer of fluids in food, beverage, personal care, and pharmaceutical applications. It features a stainless steel center section, full-length (FL) checks, and PO (polypropylene) diaphragms, ensuring compatibility with rigorous sanitary requirements and a wide range of fluids.

Key Features:

• Pneumatic (Air-Operated) Double Diaphragm Pump
• SaniForce 4150, 4-inch (101 mm)
• 316L stainless steel wetted section, SS center, FL checks, PO diaphragms
• Designed for sanitary applications; compatible with a wide range of fluids and cleaning chemicals
• 3A, ATEX, USP Class VI, CE, 3.1 certification (options available; check specific model for details)
• Single piece manifolds reduce tri-clamps and gaskets for easier cleaning and maintenance
• Handles solids up to 3.8 inches (96.5 mm) in diameter
• Multiple elastomer options for material and chemical compatibility
• Optional leak sensors for process monitoring
• 360-degree rotation for easy draining and servicing
• Designed for CIP (Clean-in-Place) and rigorous sanitation
• Lube-free, non-sticking air valve for quick, inexpensive repairs

Applications:
Ideal for hygienic transfer in food, beverage, personal care, and pharmaceutical industries. Suitable for handling viscous fluids, slurries, and materials with large solids.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compliance with sanitary standards.
• Ensure all connections are secure and use appropriate sanitary fittings (tri-clamp or DIN)
• Follow manufacturer guidelines for pump orientation (vertical or horizontal installation is supported)
• Regularly inspect diaphragms and check valves for wear or damage
• Utilize the 360-degree rotation feature for thorough draining and cleaning
• Consult the manual for specific installation and maintenance procedures