The Multiquip 6251119720 Nozzle SAA6D125E-5 DCA-300SSK4 is a genuine OEM fuel injection nozzle designed for the DCA-300SSK4 ultra-silent diesel generator. As a direct OEM replacement, 6251119720 is produced to the exact specifications of the original component, ensuring the SAA6D125E-5 engine operates as intended. This part is sourced directly through Multiquip's authorized parts program, so buyers can be confident in authenticity and fitment accuracy for the DCA-300SSK4 platform.
Key Features
- Genuine OEM Fuel Injection Precision — Manufactured to the exact atomization and spray-pattern specifications of the original nozzle, maintaining consistent fuel delivery to each cylinder in the SAA6D125E-5 engine.
- Direct-Fit Replacement — Engineered to match the original nozzle's dimensions and thread specification, allowing a straightforward installation into the existing injector body without modification.
- Confirmed Fitment for DCA-300SSK4 — Verified for use with the DCA-300SSK4 ultra-silent generator equipped with the Komatsu SAA6D125E-5 diesel engine.
- Consistent Power Output — A properly functioning injection nozzle maintains optimal combustion efficiency, supporting stable voltage and frequency output critical for sensitive load applications.
- Fuel System Integrity — A worn or degraded nozzle can cause incomplete combustion, black exhaust smoke, increased fuel consumption, and rough engine operation — replacing with a genuine OEM component restores correct fuel system behavior.
A fuel injection nozzle controls the precise delivery of atomized diesel fuel into the combustion chamber of each engine cylinder. When the nozzle is functioning correctly, fuel is sprayed in a fine mist at the correct pressure and angle, enabling clean, efficient combustion. Over time, nozzle tips can wear, clog, or develop internal leaks, leading to poor combustion quality, increased fuel consumption, uneven engine running, and potentially damaging carbon buildup inside the cylinder — making timely replacement with a correct OEM part essential to maintaining generator performance and engine longevity.
For questions about fitment or to confirm this is the right part for your application, contact the DHS Equipment parts team directly.
Part Details
| Part Number | 6251119720 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Nozzle SAA6D125E-5 DCA-300SSK4 |
Compatibility & Fitment
| Name | Model |
|---|---|
| DCA-300SSK4 | DCA-300SSK4 |
| SAA6D125E-5 | SAA6D125E-5 |
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.
