The GRACO 156633 is a nitrile rubber packing O-ring designed for use in GRACO pumps, specifically as a sealing component to prevent leaks and ensure reliable operation within pump assemblies.

Key Features:

• O-Ring Packing
• Height: 0.2 inches, Length: 1.9 inches
• Nitrile rubber
• Designed for GRACO Dyna-Star displacement pumps
• Durable nitrile rubber construction for chemical and wear resistance
• Reliable sealing performance
• Easy to replace as part of routine maintenance

Applications:
Used as a sealing component in GRACO Dyna-Star displacement pumps to prevent leaks and maintain pump efficiency.

Installation Notes:

• Using genuine GRACO parts ensures optimal fit, performance, and longevity of the pump assembly.
• Ensure pump is depressurized and isolated before installation
• Clean the installation area thoroughly to prevent contamination
• Inspect O-ring for damage prior to installation
• Lubricate O-ring with compatible lubricant if recommended by the manufacturer
• Regularly inspect O-ring for wear or damage
• Replace O-ring as part of scheduled maintenance or at the first sign of leakage
• Use only genuine GRACO replacement parts for best results