The Multiquip V477059 is a genuine OEM O-Ring Water Pump DCA220SSVU TAD741GE designed for TAD741GE and DCA-220SSVU series equipment. As a factory-sourced component, it meets the exact material and dimensional tolerances specified for these units, ensuring a proper seal at the water pump interface. This part is confirmed to fit the DCA-220SSVU ultra-silent diesel generator paired with the TAD741GE engine, making it a precise match for that platform. Keeping the correct O-ring in service prevents coolant leaks that can lead to overheating and unplanned downtime on critical power generation equipment.
Key Features
- Genuine OEM Sealing Material — Manufactured to the exact compound grade and compression specification required at the water pump interface on TAD741GE-equipped units, ensuring consistent sealing performance under operating temperatures and pressures.
- Direct-Fit Replacement — Matched to the water pump housing dimensions on the DCA-220SSVU and TAD741GE, so the ring seats correctly in the groove without trimming or shimming.
- Confirmed Fitment — Verified for the DCA-220SSVU ultra-silent generator and TAD741GE engine; check your model and engine codes before ordering to confirm compatibility.
- Coolant Leak Prevention — A worn or cracked O-ring at the water pump allows coolant to escape, causing engine temperature to rise rapidly; replacing it with this part restores a tight, leak-free seal and protects the engine from heat damage.
- Critical Cooling System Integrity — On a generator set running continuous or standby loads, a compromised water pump seal is a direct safety and reliability concern; using the correct OEM O-ring supports proper cooling system pressure retention.
The water pump O-ring forms a pressure-tight seal between the pump body and its mating surface, keeping coolant contained within the engine's cooling circuit. When this seal degrades — through heat cycling, age, or chemical exposure — coolant escapes, coolant level drops, and the engine risks overheating. Replacing the O-ring promptly with the correct part restores the integrity of the cooling system and prevents cascading damage to the pump, engine block, and associated components.
Part Details
| Part Number | V477059 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | O-Ring Water Pump DCA220SSVU TAD741GE |
Compatibility & Fitment
| Name | Model |
|---|---|
| TAD741GE | TAD741GE |
| DCA-220SSVU | DCA-220SSVU |
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.
