GRACO Adapter, 1/2 NPT to 1/4 NPT - (SKU: 16H491)The GRACO 16H491 is a threaded adapter designed to connect equipment with a 1 2 inch NPT (National Pipe Thread) female port to a 1 4 inch NPT male port. Its material is not specified in available sources, but it is engineered for robust performance in fluid handling systems. This adapter ensures efficient equipment functionality by enabling seamless transitions between different pipe sizes within GRACO fluid management systems. Key Features: Adapter 1

Regularly inspect valves for wear or leaks

The GRACO 15G880 is a quick disconnect fitting designed for use with GRACO pump systems

ensuring smooth and efficient equipment operation

The GRACO 15R875 is a fitting tee designed for use in fluid handling systems

Using a genuine GRACO inlet tube ensures compatibility

Use only compatible fluids and lubricants as recommended by GRACO

Used in fluid dispensing systems for DEF (Diesel Exhaust Fluid) to prevent mis-fills and ensure correct fluid handling in automotive

including chemicals and paints

or other sprayed materials

It is typically made from anti-static

Use appropriate lubrication if recommended by the manual

Follow the GRACO Husky 307 pump manual for step-by-step diaphragm replacement instructions