Graco 624889 Bearing Throat Zero H/C Cylinder

Graco 624889 Throat Bearing is designed to support the pump rod inside the Zero HC cylinder, ensuring smooth movement and reduced internal wear during high-pressure operation.

OEM throat bearing for Graco Zero HC pumps
Maintains proper rod alignment
Reduces friction and packing wear
Ideal for industrial & contractor sprayers

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Description

Reliable Throat Bearing Support for Zero HC Pumps

Compatible Machines

Graco Zero Series Airless Paint Sprayers
Graco Zero HC Hydraulic Sprayers
Graco Industrial & Contractor Sprayers using Zero HC Cylinder

Product Overview

The Graco 624889 Bearing, Throat – Zero HC Cylinder is a precision-engineered component designed to support the pump rod within the throat area of Zero HC cylinders. It ensures smooth rod movement, minimizes friction, and helps maintain proper pump alignment during high-pressure operation.

This bearing plays a critical role in extending pump life by reducing wear on internal components and maintaining consistent sealing performance, especially in demanding industrial and commercial spraying applications.

Key Features & Benefits

Designed specifically for Graco Zero HC Cylinder assemblies
Provides stable support for the pump rod to reduce vibration
Helps prevent premature wear of throat packings
Manufactured to meet original Graco performance standards
Ideal for high-pressure and continuous-duty spraying environments

Technical Function

Installed within the throat area of the cylinder, the 624889 throat bearing maintains proper rod alignment and load distribution. This reduces side loading on seals and packings, helping the pump operate smoothly and reliably under heavy workloads.