

Part number 2425405A is a main housing assembly that forms the primary structure and enclosure for compatible sprayer units. This assembly houses and protects critical internal components such as the motor, drive system, and controls. It is compatible with impact X 440 and impact X 410 models. Replacing a damaged or worn main housing assembly restores structural integrity and proper component alignment.
| Part Number | 2425405A |
|---|---|
| Part Description | Main Housing Assembly |
| Fits | impact X 440; impact X 410 |
| Condition | New |
The 2425405A main housing assembly is the primary structural component of impact X 440 and impact X 410 sprayer models. This assembly forms the chassis or shell that encloses and protects all critical internal components, including the motor, drive system, pump, electrical controls, and fluid passages. It provides the mounting points for these components, ensuring they are correctly positioned and aligned for proper operation. The housing also serves as the attachment point for external parts such as handles, carts, covers, and decals. It is typically manufactured from durable materials like cast aluminum or high-strength engineered plastic, designed to withstand the stresses of operation, vibration, and impact. The housing includes precision-machined surfaces and threaded holes for secure assembly. Over time, main housing assemblies can become cracked, warped, or damaged due to impact, overloading, or fatigue. A damaged housing can lead to misalignment of internal components, causing increased wear, noise, vibration, and poor performance. It may also fail to protect internal parts from debris or moisture. Symptoms of a faulty main housing include visible cracks or damage, difficulty aligning components during assembly, unusual vibrations, or fluid leaks from the housing. Replacing a worn or damaged main housing assembly with this genuine part restores the structural integrity of the sprayer. This ensures that all components are correctly positioned and that the unit operates smoothly and reliably. When replacing the housing, it is essential to transfer all internal components carefully and to use new seals and gaskets where recommended. Properly torquing all fasteners is critical to maintaining alignment.
| Structural support | Provides rigid base for all components |
|---|---|
| Component protection | Encloses and shields internal parts |
| Component alignment | Ensures correct positioning of parts |
| Visible damage | Cracks, breaks, or warping |
|---|---|
| Misalignment | Components do not line up properly |
| Vibration | Excessive vibration during operation |
| Fluid leaks | Leaks from housing cracks or seals |
Part number 2425405A is compatible with the following sprayer models. Always verify using your equipment's serial number and parts manual.
| Brand / Series | Specific Models |
|---|---|
| impact X | 440, 410 |
When replacing the main housing assembly, inspecting these associated components can help ensure a complete repair.
Bolts and screws; check for corrosion or thread damage.
Replace when transferring components.
Inspect motor, pump, controls for damage.