GRACO TUBE, RISER - (SKU: 165971)The GRACO 165971 TUBE, RISER is a component designed for use in GRACO spray foam and fluid handling equipment. Its material is not explicitly specified in available sources, but typical riser tubes in GRACO systems may be constructed from metals such as carbon steel or brass, or other compatible materials depending on the application. The riser tube is intended to connect and support fluid flow between different sections of GRACO pumps or spray

and safety in waste oil collector systems

Inspect for wear or damage and replace the strainer or screen as needed

Designed for reliability and durability in demanding environments

portable gasoline engine

Ensure proper alignment of the piston housing during installation

serving as a specialized tool for tightening or loosening hex nuts on spray equipment

Replace worn components promptly to avoid equipment failure

but it is typically constructed from durable industrial-grade materials suitable for demanding environments

Designed for reliable air flow in spray systems

Recommended fluids: Grease NLGI grade #1 or lighter (some sources say #2 or lighter)

The GRACO 122892 is a Viton (fluoroelastomer) O-ring designed for sealing applications within GRACO equipment

The GRACO 15K688 is a mixer nut designed for use in GRACO spray foam and fluid handling equipment