The Donaldson P171551 is a high-quality genuine spin-on hydraulic filter designed for optimal system protection. Featuring a 10-micron filtration efficiency (Beta 1000) and a robust 1 1/2-16 UN thread, it ensures clean hydraulic fluid flow. This filter includes a bypass valve set at 1.72 bar (25 PSI) and has a burst pressure of 34.5 bar (500 PSI). With an outer diameter of 95 mm and a length of 137 mm, it is engineered for various heavy-duty agricultural, construction, and industrial applications, cross-referencing to multiple OEM part numbers.