The GRACO 17P641 O-RING, BUNA is a sealing component made from Buna (Nitrile) material, designed to provide a reliable seal within various GRACO fluid handling and spray equipment. Its primary function is to prevent leaks and maintain system integrity in demanding industrial environments. Key Features: O-Ring Buna (Nitrile) rubber Designed for use in GRACO equipment; specific models not listed Reliable sealing performance Resistant to oils, fuels, and many industrial fluids Durable construction for extended service life Applications:Used in GRACO pumps, sprayers, and fluid handling systems where a robust, oil-resistant seal is required. Suitable for industrial, agricultural, and maintenance applications. Installation Notes: Using genuine GRACO O-Rings ensures proper fit, performance, and longevity of equipment, reducing the risk of leaks and downtime. Inspect the O-Ring for damage or deformation before installation Ensure mating surfaces are clean and free of debris Lubricate the O-Ring with compatible grease or oil if recommended by the equipment manual Avoid twisting or stretching the O-Ring during installation Regularly inspect O-Rings for wear, cracking, or degradation Replace O-Rings during routine maintenance or at the first sign of leakage Use only genuine GRACO replacement parts for optimal performance