The GRACO 25A297 is a diaphragm kit designed for use in GRACO SaniForce 1040E pumps. It contains Santoprene diaphragms, which are known for their chemical resistance and durability, making them suitable for sanitary and industrial fluid transfer applications.

Key Features:

• Diaphragm Kit
• SaniForce 1040E
• Santoprene (SP) standard diaphragms
• GRACO SaniForce 1040E electric-operated diaphragm pumps
• Includes two Santoprene diaphragms per kit
• Designed for easy replacement and maintenance
• Suitable for sanitary applications

Applications:
Used in sanitary and industrial fluid transfer systems, particularly where chemical resistance and reliability are required. Ideal for food, beverage, pharmaceutical, and chemical processing industries.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with your equipment.
• Follow the manufacturer’s recommended installation procedures as outlined in the equipment manual.
• Apply medium-strength (blue) thread locker to threads and torque to 15–25 ft-lb (20–34 N•m).
• Ensure diaphragm lips face toward the center of the pump.
• Apply anti-seize lubricant liberally on drive shaft assembly surfaces.
• Install drive shaft assembly with the groove facing up.
• Tighten screws in a crisscross pattern, 5 turns at a time, to engage the coupler evenly. Torque to 130–160 in-lb (15–18 N•m).
• Apply lubricant to inner mating surfaces.