The GRACO 127080 is a quad-ring packing seal made from Buna-N (nitrile rubber), designed to provide reliable sealing in GRACO lubrication and fluid handling equipment. Its primary function is to prevent leaks and maintain system integrity in dynamic or static sealing applications. Key Features: Quad-Ring (X-Ring) Packing Buna-N (Nitrile Rubber) Designed for use in GRACO lubrication and fluid handling equipment Reliable sealing performance Resistant to oils, fuels, and many chemicals Durable construction for extended service life Ease of maintenance and replacement Applications:Used in GRACO lubrication systems and other fluid handling equipment where dynamic or static sealing is required to prevent leaks and maintain system integrity. Installation Notes: Using genuine GRACO parts ensures optimal fit, performance, and longevity of the equipment, reducing the risk of leaks and downtime. Ensure the sealing surfaces are clean and free of debris before installation Lubricate the quad-ring with compatible grease or oil to facilitate installation and prevent damage Inspect the quad-ring for any defects or damage prior to installation Follow manufacturer guidelines for proper seating and alignment