The GRACO 17F259 is a plug cap designed for use in GRACO equipment, specifically as a sealing or protective component. Its material is not explicitly stated in available listings, but it is commonly used in pump assemblies such as the ChemSafe™ 1040 Air-Operated Diaphragm Pump. The part is intended to seal or cap ports or openings within the pump assembly, ensuring proper function and preventing contamination or leakage. Key Features: Plug, Cap 17F259 Compatible with GRACO ChemSafe™ 1040 Air-Operated Diaphragm Pump and similar equipment Designed for secure fit and reliable sealing Supports equipment integrity and maintenance Sold in quantity of 28 per order Applications:Used in GRACO ChemSafe™ 1040 Air-Operated Diaphragm Pump and similar pump assemblies to seal or cap ports, ensuring proper operation and preventing contamination. Installation Notes: Using genuine GRACO parts ensures optimal fit, performance, and longevity of equipment. Ensure the equipment is depressurized and isolated before installation Clean the port or opening before inserting the plug cap Follow torque and assembly instructions as specified in the equipment manual Regularly inspect plug caps for wear or damage Replace as part of routine maintenance or during pump rebuilds