The Cummins/Onan NT-380-1P is a 14.05 L 6-cylinder supercharged engine rated at 1800 rpm, producing up to 243.79 kW. It powers generator sets from Cummins/Onan, including the DFK series. It holds 26.5 L (7.0 gal) of oil.
Also known as: Cummins NT-380-1P
Part of the Cummins/Onan NT-380 engine family — 2 variants share parts & fitment.
| Oil capacity | 26.5 L |
|---|---|
| Displacement | 14.05 L |
| Cylinders | 6 |
| Aspiration | Supercharged |
| Rated speed | 1800 rpm |
| Gross power | 243 kW |
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | If the engine is equipped with an oil bath type air cleaner, fill to the level indicated with oil of the same viscosity as used in the crankcase. However, a non-detergent (straight mineral) oil is recommended. | — | find | ||
| Fuel filter | Change fuel filter every 500 hours or as needed. | — | 500 hr | find | |
| Oil filter | Change oil filter every 100 hours or as needed. | — | 100 hr | find | |
| Belt | Not explicitly stated in the document. | — | find | ||
| Coolant | Change coolant every 1000 hours or as needed. Use recommended coolant type and concentration. | 18.0 U.S. gallons | — | 1000 hr | |
| Oil | Change oil and filter every 100 hours or as needed. | 26.5 L | — | 100 hr |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
| Part # | Description | Category |
|---|---|---|
| CF-24V | Coolant | coolant |
| A518 | other_service |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
The Cummins/Onan NT-380-1P engine has an oil capacity of 26.5 liters.
The Cummins/Onan NT-380-1P has a displacement of 14.05 liters with 6 cylinders.
The Cummins/Onan NT-380-1P powers 1 generator set(s), including Cummins/Onan DFK series.
The Cummins/Onan NT-380-1P oil change interval is every 100 hours.