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(888) 312-8812 Login SignupA fuel system should never have to battle against water and debris, yet contamination remains one of the biggest threats to engine health. The Donaldson Fuel Water Separator Filter stops these harmful particles before they can cause injector failure or reduce performance. Featuring an easy-to-use 4.01-inch Twist&Drain design, this spin-on filter makes maintenance fast and hassle-free, preventing buildup that could compromise fuel flow. Its meltblown media provides advanced filtration, ensuring cleaner fuel and a more efficient engine. With a 3.02-inch outer diameter, the Donaldson P551099 fits securely and delivers the protection needed to keep fuel systems running at peak performance.
| Length | 4.01 in |
| Efficiency 99% | 10 micron |
| Efficiency Test Std | SAE J1985 |
| Emulsified H2O Efficiency | 95 Percent |
| Gasket Id | 2.38 in |
| Gasket Od | 2.76 in |
| Media Type | Meltblown |
| Outer Diameter | 3.02 in |
| Primary Application | BOBCAT EQUIPMENT |
| Style | Spin-On |
| Thread Size | M18 x 1.5 |
| Type | Water Separator |
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