Cummins Single Fan Blade YNF03378 supports cooling fan repair for B2B excavator parts dealers, workshops, and wholesale buyers.
The Cummins Single Fan Blade YNF03378 is supplied as an individual replacement component for compatible engine cooling fan assemblies. Instead of replacing an entire fan assembly when only one serviceable blade has been damaged, a correctly matched single blade can be used where the fan design permits individual blade replacement.
The supplied 770-25.4-60-4T8 reference should be used together with physical measurements, mounting shape, blade profile, and existing-part photos when fitment is checked. Because blade geometry affects airflow and rotating balance, a visually similar blade should not automatically be treated as interchangeable.
For B2B buyers, accurate confirmation helps repair workshops and distributors reduce unnecessary replacement costs while avoiding mismatched inventory. Before quantity purchasing, the engine application, blade dimensions, mounting configuration, orientation, and required quantity should be provided for comparison.
| Parameter | Specification |
|---|---|
| YNF Part Number | YNF03378 |
| Specification Reference | 770-25.4-60-4T8 |
| Product Name | Single Cooling Fan Blade |
| Alternative Name | Individual Fan Blade / Replacement Fan Blade / Engine Cooling Fan Blade |
| Manufacturer Reference | Cummins |
| Product Type | Individual Cooling Fan Component |
| Parts Category | Diesel Engine / Cooling System Parts |
| Supply Configuration | Single Blade |
| Main Function | Cooling Fan Blade Replacement and Airflow Support |
| Application | Compatible Cummins Engine Cooling Fan |
| Installation | Cooling Fan Assembly |
| Fitment Check | Dimensions / Mounting Shape / Blade Profile / Orientation / Existing Part Photo |
| Quality Type | Aftermarket Replacement |
| Condition | New |
| Brand | YNF |
| Origin | China |
| MOQ | 1 Piece |
| Shipping Method | Air, Sea, Express |
| Payment Terms | T/T, PayPal, Western Union |
| Application | Description |
|---|---|
| Cummins Engine Cooling | Used in compatible serviceable cooling fan assemblies |
| Individual Blade Replacement | Suitable where one replaceable fan blade requires renewal |
| Radiator Airflow System | Supports airflow after correct assembly and installation |
| Cooling Fan Repair | Helps restore compatible fan assemblies without replacing unrelated parts |
| Diesel Engine Maintenance | Suitable for cooling-system inspection and repair |
| Construction Machinery | Applicable to compatible Cummins-powered equipment |
| Repair Workshop | Practical for professional engine and machinery service businesses |
| B2B Parts Stocking | Suitable for wholesalers, dealers, and engine parts distributors |
Q: What is the YNF part number?
A: The YNF part number is YNF03378.
Q: What is the supplied specification reference?
A: The reference is 770-25.4-60-4T8.
Q: Is YNF03378 a complete cooling fan?
A: No. The supplied product information identifies it as a single fan blade.
YNF Machinery supplies Cummins single fan blades and related engine cooling components for repair workshops, machinery dealers, wholesalers, and international parts importers.
The YNF03378 replacement fan blade provides a practical sourcing option for compatible cooling fans designed with individually replaceable blades. For professional buyers, this can help avoid purchasing an unnecessary complete fan assembly when only the correct blade component is required.
Because blade length, mounting dimensions, profile, pitch, and orientation can affect fitment and fan balance, confirmation should be completed carefully before ordering.
B2B buyers can provide the 770-25.4-60-4T8 reference, engine information, physical measurements, front-and-rear photos, mounting details, and required quantity. Related cooling-system parts can also be consolidated into the same inquiry to simplify procurement and international shipment planning.
YNF Machinery provides Cummins Engine Parts, both Genuine and Aftermarket. [table id=3 /] Contact Us Now
