Regularly inspect diaphragm and seals for wear and replace as needed
typically made from durable metal alloys for strength and longevity
Ensure proper electrical connections are made
durable print for long-term visibility
GRACO SIGHTGLASS for NG1, NG2, I6, I10, I16, H10, H16 Pumps - (SKU: 17C521) Regularly inspect diaphragm and sealsThe GRACO 17C521 SIGHTGLASS is a transparent viewing component designed for use with GRACO NG1, NG2, I6, I10, I16, H10, and H16 pumps. It allows operators to visually monitor fluid levels or flow within the pump system. The material is not specified in available listings, but sightglasses for similar GRACO products are typically made from durable, clear materials such as polycarbonate or glass. Its primary function is to provide a clear view of the