Donaldson P551034 Fuel Filter Water Separator Spin On Filter

The Donaldson P551034 is a spin-on fuel water separator with Twist&Drain, so you can drain water from the bottom of the filter without tools. It removes 95% of emulsified water and is rated 99% efficient at 10 microns.

It is 6.81" long and 4.22" in diameter with a 1-14 UN thread, and it replaces the Racor S6464 and the Fleetguard FS19798.

Donaldson P551034 Fuel Filter Water Separator Spin On Filter Specifications

• Donaldson part number: P551034
• Style: spin-on fuel water separator, Twist&Drain
• Efficiency: 99% at 10 microns
• Emulsified water efficiency: 95%
• Length: 6.81 in
• Outer diameter: 4.22 in
• Thread: 1-14 UN
• Gasket OD/ID: 99 mm / 90.3 mm
• Media: cellulose
• Test standard: SAE J1488, J1985

Donaldson P551034 Cross-Reference

Interchanges with: Racor S6464, Fleetguard FS19798, Baldwin BF1347, Luber-finer LFF5851U, NAPA 600006, IHC 1693965C91.

Cross-references come from published interchange data. Check the number on the filter you are pulling or your service manual before installing.

Common Uses for the Donaldson P551034

• Scheduled service on hydrovac, jetter and combo truck chassis
• Replacing another brand with the Donaldson equivalent

How to Choose the Right Donaldson Fuel Water Separator

• Drain water regularly, especially after cold nights
• Change on your engine maker's schedule

Compare every option in our Vac Truck Filters collection.

Using the Donaldson P551034 Day to Day

Open the Twist&Drain at startup when the truck has sat overnight, especially in cold weather. Water drained out of the filter never reaches the injectors.

Donaldson P551034 Fuel Filter Water Separator Spin On Filter FAQ

What does the Donaldson P551034 cross-reference to?

It interchanges with Racor S6464, Fleetguard FS19798, Baldwin BF1347, Luber-finer LFF5851U. Confirm against the number on your old filter.

How do I know this Donaldson filter fits my truck?

Match the Donaldson part number on your old filter or in your engine or truck service manual. The cross-references on this page help if your old filter is another brand.

Can you put together a full service set?

Yes. Call 402-237-1914 with your truck and engine model and we will help you collect every filter you need.

Not sure which one fits your truck? Call 402-237-1914 (Mon to Fri, 7AM to 4PM) and talk to someone who has run the equipment.

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