The GRACO FD1211 SaniForce 1040 is a 1-inch air-operated double diaphragm (AODD) pump designed for hygienic applications, featuring a sanitary stainless steel fluid section, stainless steel center section, 316 stainless steel seats, PTFE balls, and PTFE diaphragms. It is intended for use in food, beverage, and pharmaceutical industries where cleanliness and easy maintenance are critical.