The Donaldson P554407 is a high-quality spin-on full-flow lube filter designed with cellulose media for efficient filtration. Measuring 93 mm in outer diameter and 175 mm in length, it features a 1-16 UN thread size and a 172 kPa bypass valve setting. This filter includes an anti-drainback valve and is engineered to meet ISO 4548-12 efficiency standards, providing 99% filtration at 20 microns. It serves as a direct replacement for OEM part numbers like Caterpillar 1R0739, John Deere RE504837, and others, ensuring optimal engine lubrication and protection for a wide range of machinery.