The Wacker Neuson Bearing Cup is a genuine OEM component designed for the E1250S, E1250B, and E1250P series hydronic surface heaters. Sourced directly from Wacker Neuson, this bearing cup meets the same exacting specifications as the part installed at the factory. It is compatible across the E1250 heater family, covering Standard, Basic, and Premium configurations running on LP, natural gas, or diesel fuel. When your heating system needs servicing, fitting the correct OEM bearing cup ensures the rotating assembly seats and operates exactly as intended.
Key Features
- OEM-Grade Dimensional Accuracy — Manufactured to the original tolerance specifications for the E1250 series bearing assembly, ensuring correct load distribution and seat contact.
- Direct Drop-In Replacement — Matches the original mounting geometry for a straightforward swap with no rework to the surrounding bearing housing.
- Broad E1250 Family Coverage — Confirmed fit across E1250S (Standard), E1250B (Basic), and E1250P (Premium) variants in LP/NG and diesel configurations.
- Protects Bearing Integrity — A correctly seated bearing cup maintains proper alignment of the rotating components, preventing premature wear on the bearing cone and surrounding hardware.
- Genuine Wacker Neuson Part — Part number 5200017880 is a verified OEM component, giving you full confidence in part number accuracy before you order.
A bearing cup — also called a bearing race — is the outer ring of a tapered roller bearing assembly. It provides the hardened surface against which the bearing rollers travel, and its precise fit within the housing determines how evenly loads are transferred through the shaft. In a hydronic surface heater like the E1250 series, properly functioning bearings keep rotating components running smoothly and quietly. When a bearing cup becomes worn, scored, or pitted, it causes uneven roller contact that accelerates wear on the entire bearing set and can lead to shaft play, vibration, or eventual mechanical failure.
Part Details
| Part Number | 5200017880 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Bearing Cup |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E1250S | E1250S | 5200012355, 5200012354 |
| E12540B | E1250B | 5200012353, 5200007613 |
| E 1250P Hydronic Heater, Premium, Diesel | E1250P | 5200012357, 5200012356 |
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.
