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DONALDSON P550959 Fuel Filter - 8.94 in., Secondary Type, Spin-On Style, Cellulose Media Type

MSRP: $46.63

$40.49

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DONALDSON P550959 Part Description

Manufacturer

DONALDSON

Features & Benefits

  • Spin-on design for quick, hassle-free replacements—because downtime isn’t an option
  • Boosts fuel economy by preventing clogged injectors and inefficient combustion
  • Stops contaminants before they cause permanent engine damage
  • High-efficiency cellulose media for superior filtration and contaminant removal
  • Optimized 4.65-inch outer diameter for a precise fit and reliable performance

Donaldson Fuel Filter

Fuel is the lifeblood of any engine, but not all fuel is pure. The Donaldson Fuel Filter is the ultimate defender, blocking out contaminants before they can infiltrate your fuel system. Created with high-efficiency cellulose media, this spin-on filter captures particles and water, preventing engine damage and maintaining peak performance. Inconsistent filtration leads to inefficient combustion, reduced fuel economy, and costly repairs—none of which belong in a well-maintained machine. At 8.94 inches, the Donaldson P550959 is made to fit perfectly and perform flawlessly, offering unmatched protection against everything the road throws at you.

DONALDSON P550959 Specifications

Product Attributes

Length 8.94 in
Efficiency 99% 16 micron
Efficiency Test Std SAE J1985
Gasket Id 3.86 in
Gasket Od 4.33 in
Media Type Cellulose
Outer Diameter 4.65 in
Style Spin-On
Thread Size 1 1/16-16 UN
Type Secondary

DONALDSON P550959 Cross References

BrandPart Number
AC DELCOT97, TP959
AMERICAN PARTS95959
BALDWINBF785
BEDFORD25011026
BIG A95959
CARBOCOL56820, 25010924
FLEETGUARDFF5037
FRAMP3805
LUBER-FINERLFP959F
PUROLATORF70389
WIX FILTERSWIX FILTERS, 33959

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DONALDSON P550959 Manufacturer Information

For more than 100 years, Donaldson® has provided effective solutions to complex filtration challenges in various industries. Fleet managers worldwide have relied on Donaldson’s wide range of filtration products to ensure their trucks operate at peak efficiency and reduce expenses and maintenance downtime in the long run. These products include air intake filters and cleaners, cabin air filters, coolant filters, fuel filters and water separators, transmission filters, exhaust filtration products, and so much more. Each Donaldson filtration product is engineered for durability and performance that matches that of the original. Whether they are long-haul trucks, school buses, dump trucks, or other commercial vehicles, Donaldson filtration products will help keep them running smoothly.

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