The Wacker Neuson 5000205315 is a genuine OEM Governor Spring designed for a wide range of Wacker Neuson equipment, including PT3 trash pumps, GP4000 portable generators, BFS and BFSX floor saws, PDT and PDI diaphragm trash pumps, and PG2/PG3 dewatering pumps. As a direct OEM replacement, the part is manufactured to the exact specification of the original component, ensuring consistent engine speed control across every compatible machine. This spring is the correct part for operators and service technicians looking to restore proper governor function on any of the supported models.
Key Features
- Genuine OEM Tension Spec — Manufactured to the original spring-rate specification, ensuring the governor responds correctly across the full engine RPM range.
- Direct Drop-In Replacement — Engineered to seat and hook exactly as the original, allowing straightforward installation without modification to the governor linkage assembly.
- Broad Equipment Compatibility — Fits PT3 trash pumps, GP4000 generators, BFS/BFSX floor saws, PDT2/PDT3 and PDI2/PDI3 diaphragm pumps, and PG2/PG3 dewatering pumps in a single part number.
- Steady Engine Speed Under Load — A correctly tensioned governor spring maintains stable RPM when the engine is put under demand, preventing hunting, surging, or bogging that reduces output and accelerates wear.
- Fuel System Safety — A failed or stretched governor spring can cause uncontrolled over-revving, creating a genuine safety hazard; replacing it promptly with the correct OEM part restores safe operating limits.
The governor spring is a small but critical component in the mechanical governor system of a gasoline engine. It works in tension against the flyweights in the governor assembly to set and maintain the target engine speed — holding the throttle open when load increases and pulling it back when load drops off. When this spring stretches, weakens, or breaks, the engine loses the ability to regulate its own RPM, leading to surging, hunting, or dangerous over-speed conditions. On equipment like floor saws, pumps, and generators — where consistent engine speed directly affects cutting performance, flow rate, or power output — a worn governor spring will cause noticeable performance degradation and must be replaced to restore safe, predictable operation.
Part Details
| Part Number | 5000205315 |
|---|---|
| Old Part Number | 0205315 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Governor Spring |
Compatibility & Fitment
| Name | Models | Machine Number |
|---|---|---|
| 50mm/2in Diaphragm Trash Pump | PDI2 | 5000009489 |
| 50mm/2in Diaphragm Trash Pump | PDT2 | 5000009494, 5000620770 |
| 75mm/3in Diaphragm Trash Pump | PDI3 | 5000009491, 5000009492 |
| 75mm/3in Diaphragm Trash Pumps | PDT3 | 5000009495, 5000620774 |
| BFS 914B SAW | BFS 914B | 5000610093 |
| BFS 935 SAW,BASIC | BFS 935B | 5000008911 |
| Floor Saw | BFS 90R | 5000009522 |
| Floor Saw | BFSX 90R | 5000009525 |
| Floor Saw | BFS16 | 5000630098 |
| Floor Saw | BFSX16 | 5000630248 |
| Floor Saw | BFS 914W | 5100004003 |
| Petrol Floor Saw BFS 940W | BFS 940W | 5000610328, 5100004005 |
| PG2 Dewatering Pump | PG2 | 5000009496, 5000009497 |
| PG3 Dewatering Pump | PG3 | 5000009498, 5000009499 |
| Premium Portable Generator | GP4000 | 5000620380, 5000620090, 5000620978, 5000620977, 5000620089 |
| PT3 Pump | PT3 | 5000009321 |
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.
