The Wacker Neuson Pressure Spring is a genuine OEM component designed for the PT3H series self-priming centrifugal trash pumps, including the PT3H 75mm/3-inch models. As a direct OEM replacement, this spring is sourced and manufactured to the same specifications as the original part fitted at the factory, ensuring consistent behavior within the pump assembly. It is the correct specification for PT3H pump variants covered under part family, and, making it a straightforward, confidence-building choice when servicing these machines.
Key Features
- Genuine OEM Spring Rate: — Manufactured to the original tension and load specification, ensuring the spring delivers the correct force within the pump mechanism — not an approximation.
- Direct PT3H Fitment: — Confirmed for PT3H series trash pumps, including the 75mm/3-inch centrifugal trash pump variants; installs in place of the original without modification.
- Wacker Neuson Authorized Part: — Sourced directly through the Wacker Neuson OEM supply chain, backed by the brand's parts quality standards.
- Consistent Pump Operation: — A correctly tensioned pressure spring maintains proper valve or actuator response within the pump, supporting steady priming and flow performance on every use.
- Built for Tough Job Conditions: — Designed to hold up against the vibration, pressure cycling, and fluid exposure typical of trash pump operation in construction and dewatering environments.
A pressure spring within a self-priming trash pump applies controlled tension to a valve, flap, or actuator component, helping regulate flow direction and maintain the pressure differential needed for reliable self-priming. When the spring weakens, fatigues, or breaks, the pump may struggle to prime, lose flow consistency, or fail to maintain adequate discharge pressure. Replacing a worn pressure spring with the correct OEM part — such as the Wacker Neuson 5000151555 — restores proper mechanical response and keeps the pump performing as intended across its full operating range.
Part Details
| Part Number | 5000151555 |
|---|---|
| Old Part Number | 0151555 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Pressure Spring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PT3H Pump | PT3H | 5000009100, 5000009103, 5000009242 |
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.
