The Husqvarna 505824001 Spring Pump is a genuine OEM component designed for the X750 and X4000 early entry saws. As a direct Husqvarna OEM part, it is manufactured to the exact specifications of the original, ensuring correct installation and consistent pump function. This part is confirmed to fit the X750 and X4000 early entry saws — cross-reference part number 505824001 against your parts diagram before ordering. DHS Equipment supplies this part to help keep your equipment running at full capacity.
Key Features
- Genuine OEM Spring Tension Integrity — manufactured to Husqvarna's exact spring-rate specification, ensuring the pump operates with the correct engagement pressure rather than an approximated substitute.
- Direct Drop-In Replacement — engineered to match the original mounting configuration on the X750 and X4000, so the spring seats and engages exactly as designed without reworking surrounding components.
- Confirmed Fitment for X750 and X4000 Early Entry Saws — verified compatibility with both early entry saw models, giving operators confidence in parts selection before disassembly begins.
- Restored Pump Engagement — a correctly tensioned pump spring maintains consistent hydraulic or mechanical engagement; a worn or weakened spring leads to sluggish response, erratic pump behavior, or complete loss of function.
The pump spring maintains the return force and engagement pressure within the pump assembly on the early entry saw. It ensures the pump mechanism moves through its full range of motion and returns to the correct resting position after each cycle. When this spring weakens, loses tension, or breaks, pump performance becomes inconsistent — leading to unreliable operation and potential damage to connected components. Replacing it with the correct Husqvarna OEM part restores proper pump function and protects the integrity of the broader assembly.
Part Details
| Part Number | 505824001 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | Spring Pump |
Compatibility & Fitment
| Name | Model |
|---|---|
| Early Entry Saw | X750 |
| Early Entry Saw | X4000 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
