Donaldson Company Secondary Screw-On Fuel Filter Part No: P550440
$12.73
The Donaldson P550440 Secondary Screw‑On Fuel Filter offers efficient spin‑on filtration for diesel engines, capturing 99 % of particles at a 16 micron rating to protect fuel system components. Built with cellulose media and standard M16 × 1.5 threads, it installs easily in compatible housings. As a secondary filter, it works with the primary stage to improve overall fuel system cleanliness and performance. This filter is suited for a variety of heavy‑duty trucks and industrial equipment.
Specifications
The Donaldson P550440 Secondary Screw‑On Fuel Filter is engineered to deliver high‑efficiency contaminant removal in diesel fuel systems. Featuring a spin‑on design with a 16 micron media that removes 99 % of particulates, this filtration element helps maintain clean fuel delivery to injectors and pumps, reducing wear and improving engine responsiveness. Its standard M16 × 1.5 thread, 3.02 inch diameter, and robust gasket design make it compatible with common fuel housings. Ideal for medium to heavy‑duty diesel applications, P550440 enhances the secondary stage of fuel filtration and supports consistent performance under demanding conditions.
- SPIN-ON SECONDARY
Efficiency Test Std: ISO 19438
Type: Secondary
Media Type: Cellulose
Gasket ID: 2.38 IN
Style: Spin-On
Outer Diameter: 3.02 IN
Efficiency 99%: 16 MICRON
Thread Size: M16 x 1.5
Gasket OD: 2.76 IN
Stand Pipe: Yes Y/N
Length: 120 MM
Type: Secondary
Media Type: Cellulose
Gasket ID: 2.38 IN
Style: Spin-On
Outer Diameter: 3.02 IN
Efficiency 99%: 16 MICRON
Thread Size: M16 x 1.5
Gasket OD: 2.76 IN
Stand Pipe: Yes Y/N
Length: 120 MM
Weight
0.8900
Compatibility
Cummins: 4B3.9, 4BT3.9, 4BTA3.9
Bobcat: 980 Loader
Komatsu: WA300-3L, WA320-3H, WA380-1LC Loaders
Caterpillar: Various models
Bobcat: 980 Loader
Komatsu: WA300-3L, WA320-3H, WA380-1LC Loaders
Caterpillar: Various models
Alternative Part Numbers
- OEM: Donaldson P550440
- AC Delco TP1067
- AG-Chem Equipment 3903640
- AGCO 709935
- AGCO 72501530
- AMERICAN MOTORS CORPORATION SFF5052
- ASAS SP430
- Baldwin BF788
- Carquest 86777
- NAPA 3358
- Other Brands: Fleetguard FF5052
- Wix 33358
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