GRACO COVER, HP SHAFT END - (SKU: 557122)The GRACO 557122 COVER, HP SHAFT END is a protective component designed to cover the shaft end of high pressure lubricators, such as the HP50 and HP60 models. Its primary function is to safeguard the shaft and internal mechanisms from environmental contaminants and physical damage. The material is not explicitly stated in available documentation, but similar covers for GRACO high pressure lubricators are typically made from robust materials such as

The GRACO 184513 Guide Ball is a replacement part designed for use in GRACO spray foam and paint sprayer pump systems

The GRACO 219091 Tube

precise manner

distribution

Includes thrust washer

specific to I6

Used in GRACO TapeLazer™ HP Automatic systems for the application of traffic tape on roads and pavement

5" piston pumps

specifically for the GH2570 model

Alterations or modifications may void approvals and create safety hazards

likely serving as a conduit for fluids or air in lubrication

Regularly inspect diaphragms and valves for wear and replace as needed