High Efficiency Fuel Water Separator P551077

High Efficiency P551077 Fuel Water Separator

Fuel quality directly affects diesel engine performance and fuel system reliability. Water, dust and other contaminants in diesel fuel can increase wear on pumps and injectors. The P551077 fuel water separator provides a practical filtration solution for maintenance and replacement programs where clean fuel delivery is important.

Designed as a Diesel Fuel Water Separator Replacement, this product follows the common installation dimensions of the P551077 application. Its spin-on configuration supports convenient servicing, making it suitable for professional maintenance teams and distributors managing regular filter replacement demand.

Key Features and Benefits

• Efficient water separation: Helps reduce water contamination in diesel fuel and supports cleaner fuel delivery.
• Reliable particulate filtration: Helps protect downstream fuel system components from unwanted contaminants.
• Spin-on service design: Supports faster filter replacement and simplified routine maintenance.
• Stable aftermarket replacement: Provides distributors and service companies with a practical alternative for P551077 applications.
• B2B supply support: MOQ starts at 60 pcs, making the product suitable for wholesale purchasing and regular inventory programs.

FABE Value for Professional Buyers

Feature: The P551077 replacement uses a spin-on fuel water separator configuration with a 1-14 UN thread and a long filter body designed for its target applications.

Advantage: The configuration makes filter servicing straightforward while providing a dependable barrier against water and fuel contaminants.

Benefit: Cleaner fuel helps support fuel-system protection and can reduce maintenance concerns caused by contaminated diesel fuel.

Evidence: Published product data for Donaldson P551077 identifies it as a 108 mm-class fuel filtration product with a 243.7 mm filter length, while aftermarket cross-reference sources list P551077 with multiple replacement numbers including FS19816, 53C0436 and other commonly used references. :contentReference[oaicite:1]{index=1}

P551077 Technical Specifications

Donaldson Fuel Water Separator Cross Reference

Buyers searching for a Donaldson Fuel Water Separator Cross Reference can use the following commonly referenced part numbers for product identification. Cross-reference information should be checked against the equipment application and original filter specifications before installation.

Public cross-reference data also connects P551077 with Fleetguard FS19816, Liugong 53C0436, Cummins 4988297, Dongfeng 16400GT301 and Sakura SFC55220, supporting the use of these numbers for procurement research. 

Diesel Fuel Water Separator Replacement Applications

This replacement filter is intended for professional diesel filtration applications where fuel water separation is required. It can be considered by wholesalers and service providers supporting trucks, construction machinery, wheel loaders, excavators, industrial diesel equipment and other compatible systems.

The listed cross-reference numbers can help purchasing teams identify potential replacement options when sourcing filters by part number. For accurate fitment, always compare the original filter number, thread, gasket dimensions and application requirements before ordering.

Custom Fuel Water Separator and OEM ODM Service

For distributors that need a private-label or application-specific filtration program, we provide Custom Fuel Water Separator and OEM ODM Fuel Water Separator services. Custom projects can be discussed according to required dimensions, filtration media, packaging, labeling and purchasing volume.

OEM and ODM support is especially useful for filter wholesalers, aftermarket brands, filter stores and service companies that need a consistent product range under their own brand. Please provide your original part number, sample or technical requirements so our team can review the application and production details.

When Should You Consider a Fuel Water Separator Change?

A Fuel Water Separator Change should follow the equipment manufacturer's recommended maintenance schedule and actual operating conditions. In heavy-duty diesel applications, filter service may also be required when fuel contamination is suspected, water accumulation is found, engine performance changes, or the existing filter reaches its service interval.

Regular filter replacement helps maintain an effective filtration barrier and supports stable fuel-system operation. Professional maintenance teams should inspect the complete fuel filtration system and follow the equipment manufacturer's service procedures when changing the filter.

Five Reasons for Choosing China Everlasting Parts

1. Professional filtration manufacturing: Our product range covers fuel filters, fuel water separators, oil filters, hydraulic filters, air filters and other filtration products.
2. B2B-focused supply: We work with retailers, wholesalers, filter stores and after-sales service providers rather than focusing only on individual consumers.
3. Cross-reference support: We help buyers identify replacement options using part numbers and application information.
4. OEM and ODM capability: Custom filtration projects, packaging and private-label requirements can be discussed according to order specifications.
5. Flexible purchasing support: Standard MOQ for this product is 60 pcs, supporting both inventory replenishment and wholesale purchasing programs.

Customer Testimonials

Frequently Asked Questions

Is P551077 a fuel water separator?

Yes. P551077 is identified as a fuel/water separator spin-on filter. It is designed for diesel fuel filtration applications where water and particulate separation are required. :contentReference[oaicite:3]{index=3}

What is the thread size of P551077?

The specified thread size is 1-14 UN.

What are the main P551077 cross references?

Commonly referenced numbers include Cummins 4988297, Dongfeng Motor 16400GT301, Fleetguard FS19816, Liugong 53C0436, Hifi SN40777 and Sakura SFC-55220. Fitment should be confirmed before installation.

Can you provide a custom fuel water separator?

Yes. We support OEM and ODM fuel filtration projects and can discuss custom product specifications, packaging and labeling based on customer requirements and order volume.

What is the MOQ for P551077 replacement filters?

The standard MOQ for this product is 60 pcs. Please contact us for specific wholesale requirements and custom orders.

Company Introduction

CHINA EVERLASTING PARTS CO., LIMITED is a professional high-quality filters manufacturer serving international B2B customers. Our main filter products include Air Filter, Air Cleaner Filter, Air Dryer, Ventilation Filter, Breather Filter, Oil Filter, Fuel Filter, Hydraulic Filter, Fuel Water Separator, Air Oil Separator and Filters Assembly.

We focus on aftermarket filtration solutions for professional buyers and welcome OEM and ODM cooperation. Our customers include retailers, after-sales service providers, wholesalers and filter stores looking for dependable replacement filters, competitive purchasing solutions and long-term supply cooperation.

Contact Information

Looking for a Diesel Fuel Water Separator Replacement, bulk P551077 filters, or a Custom Fuel Water Separator program? Contact our sales team with your required quantity, part numbers and application details.

Contact us today for wholesale pricing, OEM/ODM options and product availability.