

Part number 0509601 is an outlet valve cage that houses and guides the outlet valve components in compatible sprayer pumps. This cage ensures proper valve operation and directs fluid flow out of the pump. It is compatible with Advantage GPX 165; Advantage GPX 220; SprayTech GPX 165; SprayTech GPX 220; SprayTech GPX1600; and SprayTech LC1600 models. Replacing a worn or damaged outlet valve cage restores proper valve function and prevents fluid bypass.
| Part Number | 0509601 |
|---|---|
| Part Description | Cage, Outlet Valve |
| Fits | Advantage GPX 165; Advantage GPX 220; SprayTech GPX 165; SprayTech GPX 220; SprayTech GPX1600; SprayTech LC1600 |
| Condition | New |
The 0509601 outlet valve cage is a precision component that houses and guides the outlet 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 outlet valve ball and seat in proper alignment, ensuring that fluid flows out of the pump chamber during the pressure stroke and prevents backflow during the intake 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, outlet valve cages can become worn, cracked, or corroded, affecting valve seating and leading to pressure loss, poor priming, or reduced output. Symptoms of a faulty outlet valve cage include difficulty building pressure, surging during operation, or visible damage to the cage structure. Replacing a worn or damaged outlet valve cage with this genuine part restores proper valve operation and fluid flow. This ensures that the pump can generate and maintain the high pressures required for airless spraying. When replacing the cage, it is recommended to install a new outlet valve ball and seat and to inspect the inlet valve components for wear.
| Valve housing | Holds outlet valve components in place |
|---|---|
| Flow direction | Channels fluid out of pump chamber |
| Valve seating | Ensures proper sealing of outlet valve |
| Pressure loss | Unable to build or maintain pressure |
|---|---|
| Visible damage | Cracks, corrosion, or wear on cage |
| Poor priming | Pump struggles to prime |
| Surging | Pressure fluctuates during operation |
Part number 0509601 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 outlet 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.