The PR4539Q Replacement Parker Oil Filter Element is a high-performance hydraulic filter element designed as a direct drop-in replacement for the original Parker PR4539Q filter element.

Replacement hydraulic oil filter element HY‑R501.330.10ES for PLASSER systems. Glass fiber media, 1‑40μm filtration, high dirt‑holding capacity. Direct fit for power plants, steel mills, and industrial hydraulic systems. Factory‑direct pricing.

Replacement hydraulic oil filter element HP311‑12‑GE for Hilco and Hilliard systems. 3‑micron glass fiber media, Viton seals, 11.3″ height. Direct fit for power plants, mining, steel mills, and industrial hydraulic systems. Factory‑direct pricing.