GRACO Clamp Flapper Upper (8.4 x 0.6 x 4.8 in) - (SKU: 15D090)The GRACO 15D090 Clamp Flapper Upper is a robust housing component designed for use in GRACOs high sanitation diaphragm pumps, specifically as the upper flapper housing. Its material is not explicitly stated, but it is engineered for heavy duty performance and is likely constructed from durable, corrosion resistant materials suitable for industrial environments. This part is essential for maintaining the integrity and functionality of the flapper

Wear gloves when handling sensitive equipment to prevent static discharge

particularly in industrial spray equipment such as GRACO airless sprayers and mastic guns

Consult equipment manual for detailed maintenance procedures

specialized sealing component designed for use with toggle switches in GRACO equipment

Regularly inspect electrical connections for wear or damage

Reliable actuation and sealing

metal and engineered components

The GRACO D05255 KIT is a complete fluid repair kit designed for use with GRACO airless paint sprayers

Regularly inspect and replace worn seals to extend diaphragm life

some listings specify up to 38 gpm for certain models)

Used in GRACO high sanitation diaphragm pumps for industries requiring reliable and sanitary fluid transfer

Follow manufacturer guidelines for installation and removal