

Part number 0509602 is an inlet valve cage that houses and guides the inlet valve components in compatible sprayer pumps. This cage ensures proper valve operation and directs fluid flow into the pump. Replacing a worn or damaged inlet valve cage restores proper valve function and prevents fluid bypass.
| Part Number | 0509602 |
|---|---|
| Part Description | Inlet Valve Cage |
| Fits | Advantage GPX 165; Advantage GPX 220; SprayTech GPX 165; SprayTech GPX 220; SprayTech GPX1600; SprayTech LC1600 |
| Condition | New |
The 0509602 inlet valve cage is a precision component that houses and guides the inlet valve within the pump assembly of compatible sprayers. It is specifically designed for use with Advantage GPX 165; Advantage GPX 220; SprayTech GPX 165; SprayTech GPX 220; SprayTech GPX1600; and SprayTech LC1600 models. The cage holds the inlet valve ball and seat in proper alignment, ensuring that fluid can enter the pump chamber during the intake stroke while preventing backflow during the pressure stroke. It is typically made from durable materials that resist wear and corrosion from paints and solvents. The cage includes precision-machined passages that direct fluid flow and may incorporate threads or other mounting features. Over time, inlet valve cages can become worn, cracked, or corroded, affecting valve seating and leading to poor priming, loss of pressure, or reduced output. Symptoms of a faulty inlet valve cage include difficulty priming, reduced fluid delivery, or visible damage to the cage structure. Replacing a worn or damaged inlet valve cage with this genuine part restores proper valve operation and fluid flow. This ensures that the pump can draw material efficiently and maintain consistent pressure. When replacing the cage, it is recommended to install a new inlet valve ball and seat and to inspect the outlet valve components for wear.
| Valve housing | Holds inlet valve components in place |
|---|---|
| Flow direction | Channels fluid into pump chamber |
| Valve seating | Ensures proper sealing of inlet valve |
| Priming difficulty | Pump struggles to draw fluid |
|---|---|
| Reduced output | Lower than normal fluid delivery |
| Visible damage | Cracks, corrosion, or wear on cage |
| Pressure loss | Unable to build or maintain pressure |
Part number 0509602 is compatible with the following sprayer models. Always verify using your equipment's serial number and parts manual.
| Brand / Series | Specific Models |
|---|---|
| Advantage GPX | 165, 220 |
| SprayTech GPX | 165, 220, 1600 |
| SprayTech LC | 1600 |
When replacing the inlet valve cage, inspecting these associated components can help ensure a complete repair.
Works with cage; replace if worn.
Check for wear that could affect performance.
Ensure proper sealing around cage.