Fuel Filter

Fleetguard FF5971NN NanoNet® Spin-On Fuel Filter

Name: Fleetguard FF5971NN NanoNet® Spin-On Fuel Filter
Brand: Fuel Filter
SKU: FF5971NN
Price: 119.95 USD
Availability: OutOfStock

The Fleetguard® FF5971NN is a premium spin-on fuel filter featuring advanced NanoNet® filtration technology for superior contaminant removal and fuel system protection. Designed for modern high-pressure diesel fuel systems, it delivers exceptional filtration efficiency and helps extend the life of critical fuel system components.

The Fleetguard® FF5971NN premium spin-on fuel filter is engineered to provide maximum protection for today's diesel engines. Built with advanced NanoNet® media, this filter captures extremely fine contaminants that can damage injectors, fuel pumps, and other precision fuel system components.

NanoNet® technology offers outstanding filtration performance while maintaining proper fuel flow, helping support fuel system reliability and engine efficiency. Designed for heavy-duty commercial trucking, industrial equipment, and fleet applications, the FF5971NN helps reduce maintenance costs and minimize downtime.

Its durable spin-on design allows for quick and easy servicing, making it an excellent choice for operators who demand dependable filtration performance in demanding operating environments.

SKU:FF5971NN

Category: Fuel Filters

$119.95 USD

Sale Sold out

Specification	Value
Part Number	FF5971NN
Filter Type	Fuel Filter
Style	Spin-On
Media Type	NanoNet®
Length	11.50 in (292.10 mm)
Outside Diameter	4.74 in (120.30 mm)
Gasket OD	4.74 in (120.30 mm)
Gasket ID	4.00 in (101.60 mm)
Thread Size	M90 x 2-7H
Rated Flow	1.06 GPM (4.00 L/min)
Filtration Efficiency	4 Micron @ 99.2%
Hydrostatic Burst Minimum	874.77 PSI
Applicable Region	North America, Europe, South America, South East Asia, South Pacific

Advanced NanoNet® filtration media
Removes harmful contaminants from diesel fuel
High filtration efficiency (99.2% @ 4 microns)
Protects injectors and fuel pumps
Supports fuel system reliability
Maintains proper fuel flow
Durable spin-on design
Designed for heavy-duty diesel applications

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Frequently Asked Questions

Everything you need to know before ordering.

Most diesel engines require oil filter replacement during every scheduled oil change. Always follow the manufacturer's maintenance recommendations.

Fuel filter replacement intervals vary by engine and operating conditions, but many diesel engines require replacement every 10,000–30,000 miles.

You can search by part number, OEM number, engine model, or manufacturer cross-reference. If you're unsure, contact us and we'll help identify the correct filter.

Many diesel engines use a primary and secondary fuel filter system to remove contaminants and protect sensitive fuel injection components.

Yes. Many oil, fuel, air, and coolant filters have equivalent replacements across multiple manufacturers.

Most in-stock orders are processed within one business day and shipped from our warehouse.