The Multiquip 0481110290 is a genuine OEM O-Ring DCA-10SPX3 D1403/V2203 designed for DLW400ES, DLW400ESA, and DLW400ESA1 diesel light welder units. As a direct OEM replacement, this o-ring is manufactured to the same material and dimensional specifications as the original factory component, ensuring a proper seal without any rework or adaptation. Sourced directly through Multiquip's authorized parts network, 0481110290 is the correct part for maintaining the integrity of your machine's engine sealing system on D1403 and V2203 engine applications.
Key Features
- Precision Seal Material: — Manufactured to OEM compound and durometer specifications, delivering the correct compression and chemical resistance for D1403/V2203 engine applications.
- Drop-In Replacement: — Matches the original o-ring profile exactly, seating into the same groove geometry as the factory-installed component for a leak-free installation.
- Confirmed Fitment: — Verified for DLW400ES, DLW400ESA, and DLW400ESA1 diesel light welder models using the D1403 and V2203 engine families.
- Leak Prevention: — A worn or damaged o-ring allows fluid or pressure to escape critical engine passages; replacing it promptly with the correct OEM part restores proper sealing and protects engine components from contamination or pressure loss.
- Fuel and Fluid System Safety: — O-rings in engine fuel and oil circuits are a critical sealing point; using the correct OEM-spec replacement ensures the system remains sealed against hazardous leaks during operation.
An o-ring is a precision sealing element used throughout engine and fluid system assemblies to prevent the leakage of oil, fuel, or coolant between mating components. In D1403 and V2203 engine applications, these seals are located at critical junctions where maintaining pressure and preventing contamination is essential to engine health. When an o-ring degrades, cracks, or takes a permanent set, it loses its ability to compress and seal properly — leading to fluid leaks, pressure drop, and potential engine damage if left unaddressed.
Part Details
| Part Number | 0481110290 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | O-Ring DCA-10SPX3 D1403/V2203 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Welders | DLW400ES |
| Welders | DLW400ESA |
| Welders | DLW400ESA1 |
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.
