The Multiquip 1623973430 is a genuine OEM Water Pump Gasket V1205 designed for DLW400ES series diesel light welders. As a factory-sourced component, it is manufactured to the exact material and dimensional specifications of the original part, ensuring a correct seal every time. This gasket is confirmed to fit DLW400ES, DLW400ESA, and DLW400ESA1 models, making it the straightforward choice when servicing the cooling system on these machines.
Key Features
- Genuine OEM Sealing Material — Produced to the exact compound and thickness spec of the original gasket, delivering consistent compression and coolant containment across the water pump mating surfaces.
- Direct-Fit Replacement — Matches the original bolt pattern and port layout of the V1205 engine water pump, dropping into place without trimming or reworking the sealing surface.
- Confirmed Fitment — Compatible with DLW400ES, DLW400ESA, and DLW400ESA1 Multiquip diesel light welder models.
- Coolant Leak Prevention — A properly seated water pump gasket keeps the cooling circuit sealed under operating pressure, protecting the V1205 engine from overheating during extended welding sessions.
- Engine Protection at a Critical Junction — Coolant loss caused by a failed water pump gasket can lead to rapid engine temperature spikes; replacing this gasket at the first sign of seepage prevents far costlier repairs.
The water pump gasket forms the primary seal between the water pump housing and the engine block, preventing coolant from escaping the closed cooling circuit. In a diesel light welder like the DLW400ES series, maintaining that seal is essential — any coolant loss reduces the engine's ability to regulate operating temperature, which can result in thermal damage to internal components. When this gasket deteriorates, cracks, or is disturbed during a pump service, replacing it with a correctly sized OEM unit restores a leak-free system and protects the engine from heat-related failure.
For fitment questions or help confirming this part is correct for your machine, contact the DHS Equipment team directly.
Part Details
| Part Number | 1623973430 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Water Pump Gasket V1205 |
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.
