The GRACO D44388 is an air-operated double diaphragm pump designed for heavy-duty industrial applications. It features a polypropylene center section, stainless steel (S/S) seats, and flouroelastomer balls and diaphragms, making it suitable for handling a wide range of fluids, including those that are corrosive or abrasive. This remote pump is engineered for lasting performance and is commonly used in lubrication, chemical transfer, and process applications.

Key Features:

• Air-operated double diaphragm pump
• Husky 716 S/S (3/4" Bsp)
• Polypropylene center section, stainless steel seats, flouroelastomer balls and diaphragms
• Maximum free flow delivery: 16 gpm (61 lpm)
• Maximum air pressure: 100 psi (7 bar, 0.7 MPa); Operating range: 30–100 psi (2.1–7 bar, 0.21–0.7 MPa)
• Compatible with a wide range of fluids, including corrosive and abrasive liquids
• Remote control capability via external controller
• No mechanical seals to prevent leaks or failures
• Quiet operation (less than 85 dBa) with remote muffler option
• Easy-to-service air valve and ball checks
• Engineered for heavy-duty, long-lasting performance
• Center- and end-porting options

Applications:
Used in industrial lubrication, chemical transfer, process applications, and other environments requiring reliable, leak-free fluid handling. Suitable for mining, agriculture, and manufacturing sectors.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and longevity of the equipment. Non-genuine parts may compromise safety and efficiency.
• Ensure proper alignment and secure mounting of the pump
• Use recommended air pressure and filtration as per GRACO guidelines
• Regularly inspect and maintain air valve, ball checks, and diaphragms
• Follow GRACO’s preventative maintenance schedule for peak performance
• For remote installations, ensure proper routing and protection of air and fluid lines