GRACO Piston, Backup, Accumulator - (SKU: 19A699)The GRACO 19A699 PR70 is a backup piston component for the accumulator system within GRACO PR70 benchtop meter, mix, and dispense equipment. Its material is not explicitly specified in available documentation, but typical GRACO pistons are constructed from durable materials such as stainless steel or engineered plastics for compatibility with various fluids. This part is intended to ensure reliable operation and pressure maintenance in the accumulator

Used for carrying and supporting GRACO sprayers and related equipment during operation

Reversible spray tip

Adjustable pressure relief

Used for the repair and maintenance of roller guide systems in GRACO hose reel assemblies

Carbon steel gland

Remove the old air chamber cover and o-ring before installing the new kit

Ideal for small-to-medium-sized aggregate repair mortars

Contributes to equipment stability and safety

and its primary function is to provide flexible

Follow safety instructions and manufacturer guidelines

single pole)

This kit is intended for use within GRACO 3250 series pumps to maintain optimal performance and prevent leaks